Issued Patents All Time
Showing 1–25 of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12046732 | Assembled battery and manufacturing method for the same | — | 2024-07-23 |
| 11677108 | Assembled battery and manufacturing method for the same | — | 2023-06-13 |
| 9997745 | Battery pack | Satoshi Nakashima | 2018-06-12 |
| 9768424 | Battery pack | Satoshi Nakashima | 2017-09-19 |
| 6783910 | Toner for developing electrostatic image | Takaaki Kohtaki, Yushi Mikuriya, Tadashi Doujo | 2004-08-31 |
| 6623901 | Toner for developing electrostatic image | Takaaki Kohtaki, Yushi Mikuriya, Tadashi Doujo | 2003-09-23 |
| 6365314 | Toner for developing electrostatic image, image forming method and process cartridge | Koichi Tomiyama, Takaaki Kohtaki, Manabu Ohno, Yushi Mikuriya, Nobuyuki Okubo +2 more | 2002-04-02 |
| 6218065 | Toner having negative triboelectric chargeability and developing method | Hirohide Tanikawa, Takeshi Ohtake, Makoto Kanbayashi | 2001-04-17 |
| 6090515 | Toner for developing electrostatic image, image forming method and process cartridge | Koichi Tomiyama, Takaaki Kohtaki, Manabu Ohno, Yushi Mikuriya, Nobuyuki Okubo +2 more | 2000-07-18 |
| 6017669 | Toner for developing an electrostatic image | Takaaki Kotaki, Yushi Mikuriya, Tadashi Doujo | 2000-01-25 |
| 5972554 | Toner for developing electrostatic images | Takayuki Nagatsuka, Hirohide Tanikawa | 1999-10-26 |
| 5660963 | Toner for developing electrostatic image | Tadashi Doujo, Takaaki Kohtaki, Yushi Mikuriya | 1997-08-26 |
| 5641600 | Magnetic toner and image forming method | Takaaki Kotaki, Masaki Uchiyama, Yasutaka Akashi, Yushi Mikuriya, Tadashi Dojyo | 1997-06-24 |
| 5604072 | Toner for developing electrostatic images, image forming method and process cartridge | Takaaki Kotaki, Yushi Mikuriya, Tadashi Dojyo | 1997-02-18 |
| 5578408 | Toner for developing electrostatic image | Takaaki Kohtaki, Masaaki Taya, Tadashi Doujo | 1996-11-26 |
| 5578409 | Toner for developing electrostatic image, one component-type developer and two-component type developer | Takaaki Kotaki, Masaaki Taya, Yushi Mikuriya, Tadashi Dojyo | 1996-11-26 |
| 5504272 | Magnetic toner having defined particle distribution | Masaki Uchiyama, Hirohide Tanikawa, Yasutaka Akashi, Masaaki Taya | 1996-04-02 |
| 5500318 | Toner for developing electrostatic image and fixing method | Hirohide Tanikawa, Masaki Uchiyama, Yoshinobu Joh, Yasutaka Akashi, Masaaki Taya | 1996-03-19 |
| 5483327 | Toner for developing electrostatic image, forming apparatus and process cartridge | Masaaki Taya, Takaaki Kohtaki, Tadashi Doujo | 1996-01-09 |
| 5480755 | Magnetic toner, image forming method, surface-modified fine silica powder and process for its production | Masaki Uchiyama, Yoshinobu Jo, Yasutaka Akashi, Masaaki Taya | 1996-01-02 |
| 5439770 | Toner for developing electrostatic image, image forming apparatus and process cartridge | Masaaki Taya, Takaaki Kohtaki, Tadashi Doujo | 1995-08-08 |
| 5422215 | Magnetic toner | Seiichi Takagi | 1995-06-06 |
| 5348829 | Monocomponent-type developer for developing electrostatic image and image forming method | Masaki Uchiyama, Yasutaka Akashi, Masaaki Taya | 1994-09-20 |
| 5338894 | Image forming method with improved development | Masaki Uchiyama, Hirohide Tanikawa, Yasutaka Akashi, Masaaki Taya | 1994-08-16 |
| 5330871 | Toner for developing electrostatic image | Hirohide Tanikawa, Masaki Uchiyama, Yoshinobu Joh, Yasutaka Akashi, Masaaki Taya | 1994-07-19 |