Patents per Year
Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 12212295 | Nonlinear microwave filter | Yasunobu Nakamura, Kazuki Koshino | 2025-01-28 | |
| 12184339 | Microwave photon control device, microwave photon transmitter, microwave photon receiver, microwave photon repeater, and quantum computer | Yasunobu Nakamura | 2024-12-31 | $196,000 |
| 10060476 | Thrust roller bearing cage and method for manufacturing the same | Kazuyuki Yamamoto | 2018-08-28 | |
| 8267590 | Plunger driving structure | Hisataka Hasegawa, Masahiko Satoda, Nobuhiro Kasahara, Masakuni Suzuki | 2012-09-18 | |
| 7766555 | Roller bearing and method of assembling the same | Kousuke Obayashi, Hideki Akamatsu | 2010-08-03 | $446,000 |
| 7390127 | Roller bearing assembly | Kousuke Obayashi, Hideki Akamatsu | 2008-06-24 | $2,179,000 |
| 7220060 | Roller bearing | Kousuke Obayashi, Hideki Akamatsu | 2007-05-22 | $306,000 |
| 6334714 | Needle roller bearing | Kazuyoshi Harimoto | 2002-01-01 | |
| 5862719 | Steel connecting rod | — | 1999-01-26 | |
| 5695405 | Roller bearing for cross joints with unique grease holding grooves | — | 1997-12-09 |