Shuichi Kubota
34Patents
10h-index
48Co-inventors
75Inventor score
Filing activity: Aug 25, 1987 → Nov 15, 2021
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6152453A | Spherical annular seal member and method of manufacturing the same | Emerging Cross-Sectional Technologies | 32 | Expired |
| US7220056B2 | Sliding bearing and bearing mechanism having the same | Mechanical Engineering; Lighting; Heating | 32 | Expired |
| US4854745A | Thrust bearing made of synthetic resin | Mechanical Engineering; Lighting; Heating | 28 | Expired |
| US4969752A | Thrust bearing made of synthetic resin | Mechanical Engineering; Lighting; Heating | 24 | Expired |
| US6091738A | Transmission-equipment and method for assigning transmission-equipment identification number in transmission system | Electricity | 21 | Expired |
| US5499825A | Spherical annular seal | Emerging Cross-Sectional Technologies | 20 | Expired |
| US4907289A | Thrust bearing made of synthetic resin | Mechanical Engineering; Lighting; Heating | 13 | Expired |
| US7063330B2 | Spherical annular seal member and method of manufacturing the same | Mechanical Engineering; Lighting; Heating | 11 | Expired |
| US4923312A | Thrust bearing made of synthetic resin | Mechanical Engineering; Lighting; Heating | 11 | Expired |
| US7883423B2 | Shaft coupling mechanism for electric power steering apparatus | Mechanical Engineering; Lighting; Heating | 10 | Active |
| US6129362A | Spherical annular seal member and method of manufacturing the same | Emerging Cross-Sectional Technologies | 9 | Expired |
| US7172202B2 | Spherical annular seal member and method of manufacturing the same | Mechanical Engineering; Lighting; Heating | 7 | Expired |
| US7699709B2 | Shaft coupling mechanism for electric power steering apparatus | Mechanical Engineering; Lighting; Heating | 7 | Active |
| US6345728B1 | Component feeding method and apparatus | Electricity | 6 | Expired |
| US5887907A | Joint apparatus for automobile exhaust pipe | Mechanical Engineering; Lighting; Heating | 6 | Expired |
| US7699708B2 | Shaft coupling mechanism for electric power steering apparatus | Mechanical Engineering; Lighting; Heating | 4 | Active |
| US7464741B2 | Part feeding device and part feeding method | Emerging Cross-Sectional Technologies | 4 | Expired |
| US6321817A | Electronic component supply device | Emerging Cross-Sectional Technologies | 3 | Expired |
| US8079280B2 | Rack guide and rack-and-pinion type steering apparatus using the same | Emerging Cross-Sectional Technologies | 3 | Expired |
| US7160632B2 | Material for sliding contacts, clad composite material and small-sized DC motor using the same | Emerging Cross-Sectional Technologies | 3 | Expired |
| US6283323A | Electronic component supply device | Performing Operations; Transporting | 2 | Expired |
| US8602420B2 | Spherical annular seal member and method of manufacturing the same | Mechanical Engineering; Lighting; Heating | 2 | Active |
| US7413195B2 | Spherical annular seal member | Chemistry; Metallurgy | 2 | Expired |
| US7717435B2 | Spherical annular seal member | Chemistry; Metallurgy | 2 | Active |
| US9242433B2 | Textured substrate for epitaxial film formation, and method for manufacturing the same | Emerging Cross-Sectional Technologies | 1 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.