Issued Patents 2004
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6820632 | Parallel divided flow-type fluid supply apparatus, and fluid-switchable pressure-type flow control method and fluid-switchable pressure-type flow control system for the same fluid supply apparatus | Tadahiro Ohmi, Satoshi Kagatsume, Kazuhiko Sugiyama, Yukio Minami, Kouji Nishino +13 more | 2004-11-23 |
| 6817929 | Lens periphery edge processing apparatus | Akio Kobayashi, Yumi Takahashi, Kazuo Abe, Makoto Taya, Michiko Nakanishi +1 more | 2004-11-16 |
| D494552 | Exhaust ring for manufacturing semiconductors | Kazuyuki Tezuka, Takashi Kitazawa, Norihiko Amikura | 2004-08-17 |
| 6746196 | Vacuum treatment device | Jun Ozawa, Jun Hirose, Eiji Hirose | 2004-06-08 |
| 6675491 | Scale on an apparatus for measuring displacement | Kouji Sasaki, Yoshikazu Ooyama, Nobuyuki Shinpou, Seigo Takahashi | 2004-01-13 |