Issued Patents All Time
Showing 1–22 of 22 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12325367 | High-voltage cable connection structure | Keisuke Sawazaki, Takashi Hayashi, Akira Yamamoto, Shota Fuchigami | 2025-06-10 |
| 12315869 | Battery module | — | 2025-05-27 |
| 11942592 | Battery module | — | 2024-03-26 |
| 8907626 | Battery pack control apparatus | Keisuke Tanigawa, Takumi Shimizu, Tomomichi Mizoguchi, Yoshiaki Kikuchi, Ryo Mano +2 more | 2014-12-09 |
| 8854047 | Voltage monitor for monitoring voltage of a battery | Tomomichi Mizoguchi, Takumi Shimizu, Keisuke Tanigawa, Yoshiaki Kikuchi, Ryo Mano +2 more | 2014-10-07 |
| 7839040 | Permanent-magnet generator rotor for gas turbine, manufacturing method therefor, and gas turbine | Yasushi Hayasaka, Hideaki Nagashima | 2010-11-23 |
| 7259754 | Pen sensor coordinate narrowing method and apparatus | Takatoshi Fukuda, Manabu Suzuki, Kunihiko Hagiwara, Yukihiro Okada, Hiroshi Miyaoku +2 more | 2007-08-21 |
| 6863829 | Anti-bacteria agent made from shell, and methods for purifying and desalinating water and for washing agricultural products with use thereof | Keiko Sasaki, Yukio Funai, Kasumi Koyama | 2005-03-08 |
| 6836454 | Method and apparatus for reading and writing information onto and from information recording disks | Yasushi Fukuda, Kazuo Shigematsu, Masahiko Takahashi | 2004-12-28 |
| 6488978 | Anti-bacteria agent made from shell, and methods for purifying and desalinating water and for washing agricultural products with use thereof | Keiko Sasaki, Yukio Funai, Kasumi Koyama | 2002-12-03 |
| 6452087 | Photovoltaic device and method of fabricating the same | Katsunobu Sayama, Kunimoto Ninomiya, Shigeo Yata, Hiroshi Ishimaru | 2002-09-17 |
| 6409965 | Sputtering target and its manufacturing method | Takahiro Nagata, Hitoshi Kimura, Norio Yokoyama | 2002-06-25 |
| 6365193 | Anti-bacteria agent made from shell, and methods for purifying and desalinating water and for washing agricultural products with use thereof | Keiko Sasaki, Yukio Funai, Kasumi Koyama | 2002-04-02 |
| 6348362 | Manufacturing method of photovoltaic device | Katsunobu Sayama, Eiji Maruyama | 2002-02-19 |
| 6335611 | Current monitoring circuit for secondary battery | — | 2002-01-01 |
| 6060923 | PLL device having a simple design yet achieving reliable and accurate operation | — | 2000-05-09 |
| D400848 | Battery for a portable communication device | Aaron P. Clark, Richard J. Fedorowicz | 1998-11-10 |
| 5830972 | Polysilane, its production process and starting materials therefor | Masato Ueda, Fumi Yamaguchi, Yukio Fujii, Isao Yahagi, Takenori Osada +2 more | 1998-11-03 |
| 5629714 | Information processing system | Shigeyuki Nishitani, Michihiro Mese, Kimiyoshi Ohno, Tsuneaki Amanuma | 1997-05-13 |
| 5596465 | Overcurrent protection circuit for a dc-to-dc converter | Shigeru Honda | 1997-01-21 |
| D344734 | Front panel for a two way mobile radio | Mas Tokiyama | 1994-03-01 |
| D329849 | Mobile radio | Mas Tokiyama | 1992-09-29 |