Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6664213 | Liquid pesticide composition | Hiroyuki Furusawa, Mamoru Kobayashi, Shigeo Hattori | 2003-12-16 |
| 4808395 | High-quality coloring carbon black and process for its production | Shushichi Yoshimura, Makoto Ishizu, Hozo Yamazaki | 1989-02-28 |
| 4693879 | Ultrasonic vibration sieving apparatus and process for purifying carbon black by using the apparatus | Shushichi Yoshimura, Yasunori Hiwatashi, Hozo Yamazaki, Nobu Nishino, Teruji Tahara +1 more | 1987-09-15 |
| 4631180 | Process for producing carbon black | Syushichi Yoshimura, Yoshikazu Toyonaga, Hozo Yamazaki, Masanori Karatsu | 1986-12-23 |
| 4508841 | Process for producing porous refractory inorganic oxide products | Kazuhiko Onuma, Yoichi Kageyama, Akihiro Matsuki, Makoto Suzuki | 1985-04-02 |