Issued Patents All Time
Showing 1–22 of 22 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12352272 | Sealing member and submerged pump system | Motoyasu Ogawa, Masaaki Eguchi | 2025-07-08 |
| 12319569 | Cubic boron nitride polycrystallite and method for producing the same | Yoshio Ichida, Tetsuo Irifune, Hiroaki Ohfuji | 2025-06-03 |
| 12247575 | Sealing member and submerged pump system | Motoyasu Ogawa, Masaaki Eguchi | 2025-03-11 |
| 8162722 | Grindstone contact sensing method and its device, and honing method and honing machine | Takahiro Azuma | 2012-04-24 |
| 7726004 | Processing cell of automatic machining system and automatic honing system | Hiroyuki Ooe, Toru Fujimura, Kazuhiko Tsuji | 2010-06-01 |
| 7346973 | Processing cell of automatic machining system and automatic honing system | Hiroyuki Ooe, Toru Fujimura, Kazuhiko Tsuji | 2008-03-25 |
| 6920678 | Machining cell in automatic machining system and automatic honing system | Hiroyuki Ooe, Toru Fujimura, Kazuhiko Tsuji | 2005-07-26 |
| 6914703 | Holographic recording material composition | Naoaki Suzuki | 2005-07-05 |
| 5339371 | Optical interconnection networks and processes | — | 1994-08-16 |
| 5299170 | Apparatus for measuring pulse width using two-photon absorption medium | Masaaki Shibata | 1994-03-29 |
| 5289489 | All-optical light modulating apparatus and all-optical process for modulating light | Johan Bergquist | 1994-02-22 |
| 5245465 | Optical polarization-state converting apparatus for use as isolator, modulator and the like | Hitoshi Oda, Masahiro Okuda | 1993-09-14 |
| 5229878 | Method and apparatus for modulating light using semiconductor element having quantum well structure | Hitoshi Oda | 1993-07-20 |
| 5223966 | Method and apparatus for obtaining modulated light indicative of an image operationally formed by projecting an inputted image on the flat plate of an optical induction reflective index crystal | Naosato Taniguchi | 1993-06-29 |
| 4690839 | Method for manufacturing thick asphalt sheet | Takashi Iwasaki, Tsunekazu Hayashi | 1987-09-01 |
| 4660187 | Light signal reading method and apparatus using interference between two light beams of different frequency and polarization | Toshihiko Yoshino | 1987-04-21 |
| 4649451 | Magneto-optical recording medium having alternately-layered high and low refractive index layers | — | 1987-03-10 |
| 4639816 | Magneto-optical recording medium | — | 1987-01-27 |
| 4637684 | Method of making an optical coupler device utilizing volatile liquid to achieve optical contact | Shigetaro Ogura, Kazuya Matsumoto | 1987-01-20 |
| 4569035 | Magneto-optical information reading apparatus | — | 1986-02-04 |
| 4558440 | System for recording patterns of magnetically recorded information by utilizing the magneto-optic effect | — | 1985-12-10 |
| 4446701 | Fluid-operated refrigerating machine | Mitsuru Suzuki | 1984-05-08 |