Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6679821 | Centrifugal separator and administration of user and actual operation of the same | Satoshi Numata, Noriyasu Matsufuji, Hisanobu Oyama, Kazuyoshi Tokunaga, Kahoru Takahashi | 2004-01-20 |
| 5762598 | Simulation program for centrifugation using a fixed-angle rotor | Peter H. Spragg, David Rickwood, Steven Humphries, Kazuyoshi Tokunaga | 1998-06-09 |
| 5675519 | Apparatus and method for controlling centrifugal separator and centrifugation simulation method and centrifugal separator | Kazuyoshi Tokunaga, Masataka Morita | 1997-10-07 |
| 5342280 | System for management of body rotation of centrifuge | Yoshitaka Niinai, Akio Nagata, Norihisa Sagawa, Shigeru Shinohara, Eiji Nakayama +2 more | 1994-08-30 |