Issued Patents All Time
Showing 1–25 of 69 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12392998 | Optical system and image pickup apparatus | — | 2025-08-19 |
| 12276863 | Optical system and image pickup apparatus | Satoshi Ito | 2025-04-15 |
| 11947074 | Optical system and image pickup apparatus | — | 2024-04-02 |
| 11936251 | Electric compressor with inverter circuit section and filter circuit section | Masataka MATSUDA, Toru Yoshihara | 2024-03-19 |
| 11764632 | Electric compressor | Atsushi Kaneko | 2023-09-19 |
| 11715990 | Electric compressor | — | 2023-08-01 |
| 11249321 | Diffractive optical element, optical system having the same, and imaging apparatus | — | 2022-02-15 |
| 10890698 | Diffraction optical element, optical system, and imaging apparatus | — | 2021-01-12 |
| 10670875 | Diffractive optical element, optical system including diffractive optical element, imaging apparatus, and lens device | Reona Ushigome | 2020-06-02 |
| 8693096 | Diffractive optical element, optical system including the same, and image pickup apparatus | — | 2014-04-08 |
| 8159747 | Diffractive optical element and optical system including the same | — | 2012-04-17 |
| 7988610 | Particle separation apparatus and method | Tatsuya Oki, Hiroki Yotsumoto | 2011-08-02 |
| 7312935 | Optical system and optical apparatus having the same | — | 2007-12-25 |
| 6938351 | Image forming device | Makoto Ochiai | 2005-09-06 |
| 6919060 | Process for producing particles of a metal compound | Keiji Ono, Susumu Miyazaki, Takayoshi Ezuhara, Yoshihiro Nishisu | 2005-07-19 |
| 6835005 | Method for fusion splicing optical fibers | Hiroshi Ohzeki, Kimiyuki Tominaga, Hidemitsu Hisata | 2004-12-28 |
| 6506320 | Method of preparing coprecipitated inorganic particles | Yoshihiro Nishisu, Susumu Miyazaki | 2003-01-14 |
| 6263174 | Image forming apparatus with reference signal changing circuit | Takashi Fuchiwaki, Nobuo Hyakutake | 2001-07-17 |
| 6117472 | Process for preparing dough pieces | Masahiro YONEMARU, Takamasa Tsuchida | 2000-09-12 |
| 6099739 | Cleaning apparatus for a magnetic filter and cleaning method thereof | — | 2000-08-08 |
| 6055838 | Method of forming outer ring of constant velocity joint | Tsukashi Ohama, Tomonori Nakamura, Yuichi Nagao, Yoshihisa Doi | 2000-05-02 |
| 6044684 | Forging apparatus for inner race of constant velocity universal joint | Tsukashi Ohama, Tomonori Nakamura, Junya Saeki, deceased | 2000-04-04 |
| 5931091 | Multicolor offset perfecting press | — | 1999-08-03 |
| 5923923 | Two-sided image forming apparatus with oil contamination prevention | Ryoichi Tsuruoka | 1999-07-13 |
| 5922399 | Coating line system and method of repairing coating defect | — | 1999-07-13 |