Issued Patents All Time
Showing 51–75 of 79 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5847572 | Partly replaceable device for testing a multi-contact integrated circuit chip package | Hidekazu Iwasaki, Takehiko Ohkubo | 1998-12-08 |
| 5842846 | Hermetic type compressor having an oil feed part | Hirotsugu Fukuoka, Keisuke Morita, Shinji Fujiwara | 1998-12-01 |
| 5753370 | Artifical snowseed and method for making artificial snow | Taiji Kambayashi, Hideyuki Mekata, Hiroaki Umezu | 1998-05-19 |
| 5695326 | Compressor for a refrigeration machine having a thrust bearing | Hideto Oka, Shigeru Muramatsu, Hirotsugu Fukuoka, Masahiro Tsubokawa | 1997-12-09 |
| 5685703 | Hermetically sealed rotary compressor having an oil supply passage to the compression compartment | Hirotsugu Fukuoka, Keisuke Morita, Shigeru Muramatsu | 1997-11-11 |
| 5660935 | Artificial snowseed and method for making artificial snow | Taiji Kambayashi, Hideyuki Mekata, Hiroaki Umezu | 1997-08-26 |
| 5607291 | Closed compressor | Keisuke Morita, Shigeru Muramatsu, Shinji Fujiwara | 1997-03-04 |
| 5545021 | Hermetically sealed rotary compressor having an oil supply capillary passage | Hirotsugu Fukuoka, Keisuke Morita, Shigeru Muramatsu | 1996-08-13 |
| 5524519 | Piano provided with a mechanism for controlling string striking movement | Hisamitsu Honda | 1996-06-11 |
| 5518381 | Closed rotary compressor | Shinji Fujiwara, Hirotsugu Fukuoka, Keisuke Morita, Yasuhiko Sano | 1996-05-21 |
| 5502244 | Process for producing isocyanates | Takashi Okawa, Toshinari Aoki, Hideo Igarashi | 1996-03-26 |
| 5485336 | Magnetic recording and/or reproducing head with slider | — | 1996-01-16 |
| 5432295 | Play data recording apparatus for keyed musical instrument | Tetsusai Kondo | 1995-07-11 |
| 5335574 | Self playing piano and an apparatus for automatic playing of a piano | Tetsusai Kondo | 1994-08-09 |
| 5142168 | Emitter-coupled logic balanced signal transmission circuit | — | 1992-08-25 |
| 5087832 | Balanced signal receiving circuit | — | 1992-02-11 |
| 5012715 | Sensor for an automatic piano player apparatus | Hisamitsu Honda, Haruhiko Matsui, Masahiko Akita, Tatsuya Inaba, Tetsusai Kondo +1 more | 1991-05-07 |
| 4951165 | Magnetic head having improved high density recording and/or reproduction characteristics | Jun Makabe, Hedeharu Kurata | 1990-08-21 |
| 4903156 | Magnetic recording and/or reproducing apparatus having a head support mechanism for suppressing vibration of magnetic heads | Tohru Hayashi, Yoshiaki Sakai, Shinichi Aikawa, Jun Makabe | 1990-02-20 |
| 4848912 | Apparatus for measuring a shape | Kazuo Sano, Mitsuaki Uesugi, Masami Harayama, Yoshihiro Okuno, Yoichi Matsuju | 1989-07-18 |
| 4757411 | Magnetic head device having a holder with a generally ring shape which is electromagnetically open | — | 1988-07-12 |
| 4705348 | Optical switch | Ichiro Tokunaga, Yoji Shimojima, Kosei Obata | 1987-11-10 |
| 4696099 | Method of producing a magnetic head | Shinichi Morita | 1987-09-29 |
| 4684210 | Light transmission device | Yoji Shimojima, Ichiro Tokunaga, Kosei Obata | 1987-08-04 |
| 4634862 | Method of fabricating rotor of optical rotary encoder | Yoji Shimojima, Ichiro Tokunaga | 1987-01-06 |