Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10471498 | Production method of castings and gas-permeable casting mold | Lin Wang, Toru Iwanaga | 2019-11-12 |
| 10232431 | Production method of castings and gas-permeable casting mold | Lin Wang, Toru Iwanaga | 2019-03-19 |
| 9592550 | Method for producing castings | Masahide Kawabata, Lin Wang | 2017-03-14 |
| 4803088 | Container packed with instant food for use in microwave oven | Masanori Yamamoto, Tamotsu Kamoda, Makoto Nakahara, Shozo Sugano | 1989-02-07 |
| 4753497 | Directional coupler for coupling single-polarization optical fibers | Yoshinobu Mitsuhashi, Hisato Uetsuka | 1988-06-28 |
| 4684208 | Optical branching element | Haruo Ishikawa | 1987-08-04 |
| 4622663 | Optical wavelength demultiplexer | Haruo Ishikawa | 1986-11-11 |
| 4603941 | Polarization-maintaining fiber system and method of manufacturing the same | Yoshinobu Mitsuhashi, Osamu Koike | 1986-08-05 |
| 4483879 | Method of preparing dried noodles | Ko Sugisawa, Fumio Matsui, Yozo Yamamoto, Ryusuke Nakanaga, Nobuji Takeda +1 more | 1984-11-20 |
| 4474427 | Optical fiber reflective filter | Kenneth O. Hill, Brian S. Kawasaki, Derwyn C. Johnson | 1984-10-02 |