Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12105895 | Operating device using variable resistor | Tomoya Endo | 2024-10-01 |
| 8173385 | Method for stabilization of peptides in a biological sample | Norihito Aoyama, Osamu Kusada | 2012-05-08 |
| 6305865 | Push button type ballpoint pen | Kazuhiro Yoshii, Takashi Ohno | 2001-10-23 |
| 6302609 | Ballpoint pen refill | Minoru Machida | 2001-10-16 |
| D440601 | Ball-point pen | — | 2001-04-17 |
| 6062756 | Push-button writing instrument | — | 2000-05-16 |
| 5984559 | Ballpoint pen refill and fabrication method thereof | Toshikazu Shiobara, Teruaki Fukasawa | 1999-11-16 |
| 4890951 | Webbing supporting device | Masaru Morinaga | 1990-01-02 |
| 4779709 | Apparatus for controlling AC elevators | Nobuo Mitsui, Yoshio Sakai, Masao Nakazato, Mitsuyuki Honbu, Shigeta Ueda +5 more | 1988-10-25 |
| 4757436 | Current-type converter protecting apparatus | Shigeta Ueda, Mitsuyuki Hombu, Takeki Ando, Kazuo Honda, Hideaki Takahashi | 1988-07-12 |
| 4589251 | Grass bag attachment for combination lawn mower and tractor | Akira Amano | 1986-05-20 |
| 4577455 | Grass cutting height indicator for lawn mower and tractor combination | Akira Amano | 1986-03-25 |