PUBLIC WORKS RESEARCH INSTITUTE

Research Results/Technical Information

Patent / Intellectual Property Right(Japanese only)

TCRI, ICHARM, CAESAR, iMaRRC
  • Industrial property rights
  • *PDF reference: National Center for Industrial Property Information and Training, Japan

As of April 15, 2023

Patent right

  Patent Publication number
⁄ Registration number
Title of invention
89 JPA2023-046933
= NEW =
A load-bearing layered reinforced concrete pier and its designing method
88 JPA2023-012896
= NEW =
INCLINATION MEASUREMENT INSTRUMENT
87 JPA2022-164157 A HIERARCHICAL RC BRIDGE PIER AND ITS DESIGNING METHOD
86 JPA2022-051059 THE UPDATING METHOD OF MOUNTAIN TUNNEL AND A LINING STRUCTURE
85 JPA2022-037907 A MOVABLE PROTECTOR MOVING METHOD OF THE MOVABLE PROTECTOR INSTALLATION METHOD OF THE PROTECTOR, THE PROTECTOR, AND THE PROTECTOR UNIT. METHOD FOR TRANSFERRING
84 JPA2022-037906 METHOD OF INSTALLING A MOVABLE PROTECTOR AND MOBILE BODY
83 JPA2022-025634 THE CRACK REDUCING METHOD OF CONCRETE
82 JPA2022-025344 TO PROVIDE A METHOD FOR SUPPRESSING CRACKING OF THE CONCRETE PAVEMENT
81 JPA2021-173093 METHOD OF RECONSTRUCTING THE LINING OF THE EXISTING ROAD TUNNEL AND THE EQUIPMENT USED
80 JPA2021-089185 TO PROVIDE A CONCRETE STRUCTURE DIAGNOSTIC SYSTEM, DIAGNOSTIC METHOD AND PROGRAM
79 7248258
= UP =
THE TUNNEL REPAIRING METHOD
78 7228753
= UP =
VENTILATION APPARATUS FOR USE IN REMODELING WORK OF AN EXISTING ROAD TUNNEL LINING SECTION
77 7146188 A MEASURING METHOD OF THE CRACK OPENING WIDTH
76 7125056 THE TUNNEL REPAIRING METHOD
75 6871599 TO PROVIDE A FISHPASS AND A FISHWAY FORMATION METHOD
74 6830630 TO PROVIDE AN ULTRASONIC INSPECTION METHOD AND AN ULTRASONIC INSPECTION DEVICE
73 6735578 FLEXIBLE METHOD FOR MEASURING DEFLECTION OF A PAVED ROAD SURFACE MEASURING DEVICE AND A PAVED ROAD SURFACE
72 6631953 A DRILLING METHOD OF THE GROUND
71 6604575 A TEST METHOD USING THE TEST SPECIMEN PREPARING METHOD AND THE TEST HOLE
70 6582344 THE GROUND STRUCTURE SURVEY METHOD AND A GROUND SURVEY DEVICE
69 6531934 THE HYBRID SURFACE WAVE PROBING METHOD AND HYBRID SURFACE WAVE PROBING SYSTEM
68 6508684 THE ALGAE GROWTH SUPPRESSION APPARATUS AND METHOD
67 6474101 THE LIGHT-PIPING PHENOMENON EVALUATING METHOD AND A PIPING PHENOMENON EVALUATION DEVICE
66 6473913 THE SIMPLE DYNAMIC CONE PENETRATION TESTING MACHINE
65 6465297 THE GROUNDWATER REMOVAL FACILITY FOR A WATER COLLECTING PIPE, AND PREVENTING SLIME ADHESION METHOD IN GROUNDWATER REMOVAL FACILITY FOR A WATER COLLECTING PIPE
64 6455753 A DRILLING DEVICE AND A HOLE EXPANDING APPARATUS
63 6410304 THE MOUNTING METHOD OF THE GUTTER COVER JIGS GUTTER WITH USING THE SAME
62 6384906 A DRAINAGE HOLE AND SEAL MEMBER INSTALLATION METHOD TO A CONCRETE JOINT PART JOINT
61 6347078 DEFLECTION MEASURING METHOD AND MEASURING APPARATUS
60 6251859 AN ASPHALT MIXTURE, AND AN ASPHALT PAVING METHOD, AN ASPHALT PAVEMENT BODY
59 6230101 THE METHOD FOR SUPPRESSING FREEZING OF A WATER REPELLENT COMPOSITION, A FREEZING SUPPRESSION PAVEMENT BODY AND PAVING ROAD SURFACE OF A PAVED ROAD
58 6207067 THE ALGAE GROWTH INHIBITING METHOD
57 6095209 A DEFLECTION MEASURING METHOD OF A DEFLECTION MEASURING INSTRUMENT AND A PAVED ROAD SURFACE OF A PAVED ROAD
56 5904339 A LIQUID DETECTION METHOD AND LIQUID DETECTION APPARATUS
55 5904331 THE ARRAY FLAW DETECTION DEVICE AND METHOD
54 5733816 A POLYMER FILM AND A GAS BARRIER MATERIAL
53 5633059 THE ULTRASONIC PROBE SENSITIVITY SETTING METHOD AND AN ULTRASONIC FLAW DETECTION DEVICE, THE FLAW
52 5599069 THE TRANSPORTATION METHOD OF THE UNDERWATER DEPOSIT A SUCTION PIPE FOR UNDERWATER DEPOSIT TRANSPORTATION FOR FEEDING DEVICE OF UNDERWATER SEDIMENT USING THE SAME
51 5534233 METHOD OF STRIPPING A HIGH DURABILITY COATING FILM OF A STEEL STRUCTURE
  Patent Publication number
⁄ Registration number
Title of invention
50 5482792 THE ORGANIC WASTE TREATMENT SYSTEM AND METHOD
49 5463584 METHOD FOR DISPLACEMENT MEASUREMENT, DEVICE FOR DISPLACEMENT MEASUREMENT, AND PROGRAM FOR DISPLACEMENT MEASUREMENT
48 5392739 AN OPERATION METHOD OF A PRESSURIZED FLUIDIZED INCINERATION FACILITY AND A PRESSURIZED FLUIDIZED INCINERATION FACILITY
47 5392555 THE ANCHOR STRUCTURE, BEARING PRESSURE RESTRAINT TOOL, A CONSTRUCTION METHOD FOR THE ANCHOR STRUCTURE
46 5371100 SENSOR
45 5305439 TO PROVIDE A SUCTION PIPE FOR UNDERWATER DEPOSIT TRANSPORTATION FOR FEEDING DEVICE OF UNDERWATER SEDIMENT, AND A TRANSPORTATION METHOD OF THE UNDERWATER DEPOSIT USING THE SAME
44 5206175 THE DEFORMATION MEASUREMENT DEVICE
43 5187732 METHOD FOR OPERATING A PRESSURIZED FLUIDIZED INCINERATION FACILITY AND A PRESSURIZED FLUIDIZED INCINERATION FACILITY
42 5187731 AN OPERATION METHOD OF A PRESSURIZED FLUIDIZED INCINERATION FACILITY AND A PRESSURIZED FLUIDIZED INCINERATION FACILITY
41 5176182 THE TREATED SEWAGE ALGAL GROWTH SUPPRESSION METHOD AND APPARATUS THEREFOR
40 5140843 THE EMBANKMENT BACKING COATING METHOD OF THE SLOPE FACE
39 5112665 TO PROVIDE A DIGESTION GAS PURIFYING METHOD AND APPARATUS FOR PURIFYING THE DIGESTION GAS UTILIZING SYSTEM
38 5112664 THE METHANE RECOVERY METHOD AND A DIGESTION GAS PURIFICATION APPARATUS
37 5071805 THE EXISTING ANCHOR RE-TENSIONING METHOD AND A LOAD MEASURING METHOD, AND HEAD UNIT
36 5067653 TO PROVIDE PRESSURE INCINERATOR EQUIPMENT AND ITS OPERATION METHOD
35 5044852 TO PROVIDE A DRIVEN-IN TYPE WATER LEVEL OBSERVATION DEVICE
34 5020575 PROCESS FOR THE PURIFICATION OF BIOGASES
33 4991986 TO PROVIDE PRESSURE INCINERATOR EQUIPMENT AND ITS START-UP METHOD
32 4930932 TO PROVIDE A SLUDGE TREATMENT EQUIPMENT AND SLUDGE TREATMENT METHOD
31 4915676 AN AUTOMATED ASH AND AMOUNT OF RAINFALL
30 4905639 A PRISM-SHAPED SPECIMEN FORMWORK ASSEMBLY APPARATUS AND ASSEMBLY METHOD
29 4831309 TO PROVIDE A WASTE TREATMENT EQUIPMENT AND A WASTE TREATMENT METHOD
28 4771309 TO PROVIDE A PRESSURIZED FLUIDIZED INCINERATION FACILITY AND ITS STARTING METHOD
27 4727564 TO PROVIDE A REINFORCING STRUCTURE AND A REINFORCING METHOD OF A STEEL FLOOR SLAB
26 4714912 TO PROVIDE A PRESSURIZED FLUIDIZED INCINERATION FACILITY AND ITS STARTING METHOD
25 4691690 TO PROVIDE A JOINT STRUCTURE AND A JOINING METHOD OF A PILLAR
24 4617315 THE MICRO PILE AND ITS CONSTRUCTION METHOD
23 4613287 TO PROVIDE A REINFORCING STRUCTURE OF A STEEL FLOOR SLAB
22 4565449 A METHOD FOR ASSESSING THE QUALITY OF THE QUALITY EVALUATION DEVICE AND A CONCRETE STRUCTURE OF A CONCRETE STRUCTURE.
21 4465459 THE LINING PRECAST CONCRETE SLAB AND THE COVER MOUNTING STRUCTURE OF A PC SLAB
20 4424536 METHOD OF FORMING A HEAVY CORROSION-PROOF COATING STACK, HEAVY CORROSIONPROOF COATING LAMINATE STEEL MATERIAL WITH HEAVILY ANTICORROSIVE COATING LAMINATE.
19 4411418 A METHOD FOR TRANSPORTING DREDGED SEDIMENTARY SOIL AND DEVICE THEREFOR
18 4310502 TO PROVIDE A REINFORCING STRUCTURE OF A BANKING SUPPORT GROUND
17 4279192 THE LINING PC BOARD AND MANUFACTURING METHOD THEREOF
16 4264721 A NOISE REDUCING APPARATUS FOR TESTING THE PERFORMANCE OF A DRAINAGE PAVEMENT
15 4252982 THE BRIDGE AND A METHOD OF CONSTRUCTING A BRIDGE
14 4204046 BRIDGE STRUCTURE
13 4203403 BRIDGE STRUCTURE
12 4127551 IN THE REPAIR METHOD OF A CONCRETE STRUCTURE AND A CONCRETE STRUCTURE
11 4111275 POSITION DETECTING METHOD, POSITION DETECTION SYSTEM, A MEASURING CAR AND A POSITION DETECTION DEVICE
10 3987936 TO PROVIDE A GROUNDWATER REMOVAL FACILITY FOR WATER COLLECTION PIPE CLOGGING PREVENTING DEVICE
9 3985966 THE CORROSION RESISTANT STEEL HAVING A HIGH DURABILITY COATING FILM PEELING METHOD
8 3903186 TO PROVIDE A LANDSLIDE METER USING FBG OPTICAL FIBER SENSOR
7 3887687 TO PROVIDE AN UNDERGROUND WALL STRUCTURE AND A STEEL SHEET PILE
6 3807619 TO PROVIDE A CONTAINMENT METHOD OF CONTAMINATED SOIL AND CONTAINMENT BAG FOR CONTAMINATED SOIL
5 3783024 THE SLUDGE TREATMENT SYSTEM AND METHOD
4 3742417 TO PROVIDE A CONSTRUCTION METHOD OF IMPROVED COLUMN BODIES
3 3741219 TO PROVIDE A SEPARATION MEMBRANE MODULE EASILY SELECTING METHOD AND A SELECTING DEVICE
2 3741218 TO PROVIDE A PURIFICATION APPARATUS AND A PURIFICATION METHOD FOR TREATING WASTEWATER CONTAINING DIOXINS
1 3728512 PROCESS FOR REMOVING DIOXINS

Trademark registration

 Registration numberRegistered trademark
7 5826028 Innovative Materials and Resources Research Center logo(Images only)
6 5826027 Innovative Materials and Resources Research Center logo(iMaRRC)
5 5244477 コラムリンク
4 5075876 ALiCC
3 4995313 The International Centre for Water Hazard and Risk Management logo (ICHARM)
2 4935138 Aqua Restoration Research Center logo
1 4211895 Public Works Research Institute logo