Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6857921 | Marine gas cylinder apparatus | Yoshimi Watanabe | 2005-02-22 |
| 5878009 | Disk drive including recording medium having disk operation information recorded thereon | — | 1999-03-02 |
| 5746008 | Electronic substrate processing system using portable closed containers | Teppei Yamashita, Masanao Murata, Tsuyoshi Tanaka, Teruya Morita, Hitoshi Kawano +2 more | 1998-05-05 |
| 5621982 | Electronic substrate processing system using portable closed containers and its equipments | Teppei Yamashita, Masanao Murata, Tsuyoshi Tanaka, Teruya Morita, Hitoshi Kawano +2 more | 1997-04-22 |
| 5433574 | Gas purge unit for a portable container | Hitoshi Kawano, Teppei Yamashita, Masanao Murata, Tsuyoshi Tanaka, Teruya Morita +2 more | 1995-07-18 |
| 5389769 | ID recognizing system in semiconductor manufacturing system | Teppei Yamashita, Masanao Murata, Tsuyoshi Tanaka, Teruya Morita, Hitoshi Kawano +2 more | 1995-02-14 |
| 5363867 | Article storage house in a clean room | Hitoshi Kawano, Atsushi Okuno, Masanori Tsuda, Teppei Yamashita, Masanao Murata +3 more | 1994-11-15 |
| 5320218 | Closed container to be used in a clean room | Teppei Yamashita, Masanao Murata, Tsuyoshi Tanaka, Teruya Morita, Hitoshi Kawano +2 more | 1994-06-14 |
| 5303482 | Wafer airtight keeping unit and keeping facility thereof | Teppei Yamashita, Masanao Murata, Tsuyoshi Tanaka, Teruya Morita, Hitoshi Kawano +3 more | 1994-04-19 |
| 4879445 | Seam welding apparatus with edge detection | Hitoshi Kawano, Yukio Yamamoto, Kunikatsu Ban | 1989-11-07 |
| 4868364 | Seam welder with feedback control to compensate for varying welding speed | Hitoshi Kawano, Yukio Yamamoto, Kunikatsu Ban | 1989-09-19 |
| 4249063 | Circuit for high frequency arc welding apparatus using a low frequency switch | Hitoshi Kawano, Kiyoshi Ikemura | 1981-02-03 |