Issued Patents All Time
Showing 51–55 of 55 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5923661 | Method of collecting large amounts of data in apparatus such as ATM exchange | Emi Nemoto, Sumie Morita, Miho Tsuchiya | 1999-07-13 |
| 5850303 | Optical transmission system and optical transmission device used therefor | Hiroaki Yamamoto, Susumu Morikura, Katsuyuki Fujito | 1998-12-15 |
| 5729281 | Catv system in which chanel selection signal is transmitted from the subscriber location | Kuniaki Utsumi, Hiroaki Yamamoto, Manabu Tanabe, Katsuyuki Fujito | 1998-03-17 |
| 5490227 | Light receiving module for SCM transmission | Manabu Tanabe, Kuniaki Utsumi, Hideaki Takechi, Yasushi Matsui, Shigeru Yamane | 1996-02-06 |
| 4844589 | Lenses having plural contiguous refractive index distribution substrates and method of manufacture | Yoshiyuki Asahara, Shigeaki Omi, Seiichi Shingaki, Shin Nakayama | 1989-07-04 |