Issued Patents All Time
Showing 1–25 of 43 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D596206 | Sewing machine | Shigemi Yamamoto | 2009-07-14 |
| D596207 | Sewing machine | Shigemi Yamamoto | 2009-07-14 |
| D591312 | Sewing machine | Shigemi Yamamoto, Genta Shimizu, Yuko Watabe, Shuichi Saito | 2009-04-28 |
| D486837 | Thread winding device for a sewing machine | Shigemasa Kato | 2004-02-17 |
| D467945 | Sewing machine | Shigemasa Kato | 2002-12-31 |
| 5199170 | Manufacturing method of half-split bearings | Takayosi Sasaki, Noriyoshi Ito | 1993-04-06 |
| 5116692 | Multi-layer type sliding bearing of aluminum alloy and method of producing the same | Masaaki Sakamoto, Hideo Ishikawa, Yoji Nagai | 1992-05-26 |
| 5104303 | Internal gear pump with tapered oil pockets in sliding surfaces | Kosaburo Niwa | 1992-04-14 |
| 5041339 | Multilayered sliding material of lead bronze containing graphite and method of manufacturing the same | Masaaki Sakamoto, Koichi Yamamoto, Kenji Sakai | 1991-08-20 |
| 5039575 | Single body and composite sliding members | Masaaki Sakamoto, Atushi Hoda, Teruo Imai, Yoshihisa Gotoh, Toshihiko Tutumi | 1991-08-13 |
| 4977664 | Processing apparatus for plain bearings | Kosaburo Niwa | 1990-12-18 |
| 4978587 | Multilayer sliding material | Masaaki Sakamoto, Motomu Wada, Hideo Ishikawa | 1990-12-18 |
| 4959274 | Multilayered iron-copper-lead alloy bearing material | Masaaki Sakamoto, Koichi Yamamoto, Kenji Sakai | 1990-09-25 |
| 4941269 | Thickness measuring apparatus | Takayosi Sasaki, Takehiro Ozika | 1990-07-17 |
| 4937149 | Overlay alloy used for a surface layer of sliding material, sliding material having a surface layer comprising said alloy and the manufacturing method of the sliding material | — | 1990-06-26 |
| 4930910 | Bearing arrangement | Masaaki Sakamoto, Takuo Wada, Yoshikazu Mizuno, Masakazu Sato | 1990-06-05 |
| 4927715 | Overlay alloy used for a surface layer of sliding material | — | 1990-05-22 |
| 4907626 | Wrapped bush having identical joint portions in ends joined at joint | — | 1990-03-13 |
| 4832801 | Method of making overlay alloy used for a surface layer of sliding material | — | 1989-05-23 |
| 4795220 | Thrust bearing | — | 1989-01-03 |
| 4785941 | Apparatus for automatically selecting acceptable or unacceptable hollow cylindrical products such as bushes | — | 1988-11-22 |
| 4738011 | Method of manufacturing composite sliding material | — | 1988-04-19 |
| 4732820 | Aluminum alloy suitable for use as a material for sliding parts | — | 1988-03-22 |
| 4703076 | Composition for sliding member | — | 1987-10-27 |
| 4663857 | Device for measuring interference and wall thickness of a half cylindrical plain bearing | — | 1987-05-12 |