Issued Patents All Time
Showing 51–61 of 61 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6332728 | Ball for ball-point pen | Tadaaki Ito, Yasunori Nakatani, Atsushi Ito | 2001-12-25 |
| 5423514 | Alignment assembly for aligning a spring element with a laser beam in a probe microscope | Shigeru Wakiyama, Masatoshi Yasutake | 1995-06-13 |
| 5406833 | Atomic force microscope | — | 1995-04-18 |
| 5203913 | Erasable aqueous ink composition | Shingo Uzukawa | 1993-04-20 |
| 4911571 | Device for preventing drying of ink in writing instrument | Shigeyasu Inoue, Tatsuya Ozu | 1990-03-27 |
| 4904040 | Optical waveguide coupler for monitoring | Toshiharu Takesue | 1990-02-27 |
| 4884859 | Optical attenuator and manufacturing method for making same | Toshiharu Takesue, Naoki Kawawada | 1989-12-05 |
| 4863240 | Apparatus for actuating objective lens | Atsunobu Nakajima, Seiji Hoshi, Chikara Miyata, Ikuo Nanno, Shigeru Inagaki +1 more | 1989-09-05 |
| 4790628 | Apparatus for actuating objective lens | Ikuo Nanno, Atsunobu Nakajima, Seiji Hoshi | 1988-12-13 |
| 4740711 | Pipeline built-in electric power generating set | Shoji Sato, Yoshihiko Okuyama | 1988-04-26 |
| 4545818 | Aqueous ink compositions for ball-point pens | Shigeyasu Inoue | 1985-10-08 |