Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5755963 | Filter element and fabrication method for the same | Masahito Sugiura, Toshihiko MURASE, Yoshihisa Sanami, Toshihiro Takahara, Takeharu Maekawa +1 more | 1998-05-26 |
| 5238899 | Active carbon for deodorization and process for preparation thereof | Satoru Kadowaki, Makoto Suzuki, Kunio Okamoto | 1993-08-24 |
| 4734394 | Process for producing molecular sieve carbon fibers | Makoto Takemura, Naohisa Ohyama, Minoru HATANO | 1988-03-29 |