| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 12 | |
| #2 | EPO (European Patent Office) | 3 | |
| #3 | Germany | 1 |
| # | Industry | |
|---|---|---|
| #1 | Mechanical elements | |
| #2 | Environmental technology |
| # | Technology | |
|---|---|---|
| #1 | Pistons and sealings | |
| #2 | Gas-flow silencers for machines | |
| #3 | Gearing | |
| #4 | Pipes | |
| #5 | Clutches and brakes |
| # | Name | Total Patents |
|---|---|---|
| #1 | Abe Yoshitaka | 10 |
| #2 | Suzuki Takashi | 7 |
| #3 | Imanaka Hironobu | 5 |
| #4 | Iwamoto Yoshinori | 4 |
| #5 | Yoshida Yukio | 4 |
| #6 | Umehara Keisuke | 3 |
| #7 | Naito Takeshi | 3 |
| #8 | Wakuda Takeshi | 2 |
| #9 | Mahigashi Reiji | 2 |
| #10 | Hatamura Koichi | 2 |
| Publication | Filing date | Title |
|---|---|---|
| US6299175B1 | Metal gasket | |
| US6257591B1 | Metal gasket and process for manufacturing the same | |
| US6073938A | Sealing structure | |
| US5938208A | Separate plate placed between adjacent valve bodies in a control valve unit of an automatic transmission | |
| US5582415A | Metal gasket |