Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10048214 | Rolling element inspection method, rolling element manufacturing method, and rolling element | Yutaka Tanaka, Katsutoshi Muramatsu, Hiroaki Suzuki, Daichi Ito | 2018-08-14 |
| 8113718 | Resin-made cage and bearing | Takashi Ito, Shohei Nakamura, Masaki Egami, Takuya Ishii, Toyohiko Ota +2 more | 2012-02-14 |
| 5538574 | Process for producing optical fiber composite insulators | Mitsuji Ikeda, Ryoichi Mine, Tadashi Sugiura | 1996-07-23 |
| 5339381 | Optical fiber composite insulators | Mitsuji Ikeda, Ryoichi Mine, Tadashi Sugiura | 1994-08-16 |
| 5138692 | Optical fiber built-in type composite insulator | Mitsuji Ikeda, Masao Nishioka | 1992-08-11 |
| 5136680 | Optical fiber built-in type composite insulator and method for producing the same | Shoji Seike, Koichi Mori, Mitsuji Ikeda, Hisakazu Okajima, Hiroyuki Katsukawa +2 more | 1992-08-04 |
| 5127083 | Optical fiber built-in type composite insulator and method of producing the same | Mitsuji Ikeda, Masao Nishioka | 1992-06-30 |
| 5090793 | Optical fiber composite insulator | Shoji Seike, Toshiyuki Mima, Naoki Tani, Mitsuji Ikeda | 1992-02-25 |
| 5069525 | Optical fiber built-in type composite insulator and method of producing the same | Shoji Seike, Koichi Mori, Mitsuji Ikeda, Hisakazu Okajima, Hiroyuki Katsukawa +2 more | 1991-12-03 |
| 5029969 | Optical fiber composite insulator and method of producing the same | Shoji Seike, Toshiyuki Mima, Naoki Tani, Mitsuji Ikeda | 1991-07-09 |
| 5012383 | Lightning arrestor insulator and method of producing the same | Shoji Seike, Toshiyuki Mima | 1991-04-30 |
| 4835508 | Zinc oxide type lightning-conducting element | Shoji Seike, Takao Totoki | 1989-05-30 |
| 4796149 | Lightning arrestor insulator | Shoji Seike, Takao Totoki | 1989-01-03 |
| 4571660 | Lightning arrester insulator | Yoshio Mitsumatsu, Akio Kamio, Shoji Seike | 1986-02-18 |