Koyanagi; Hisako
Patent Applications and Registrations
Patent applications and USPTO patent grants for Koyanagi; Hisako.The latest application filed is for "data transmission apparatus selecting efficient network or service class".
- Koyanagi; Hisako - Kawasaki JP
| Patent | Date |
|---|---|
| Data transmission apparatus selecting efficient network or service class Grant 7,187,658 - Koyanagi , et al. March 6, 2 | 2007-03-06 |
| Data transmission apparatus selecting efficient network or service class App 20010013067 - Koyanagi, Hisako ; et al. | 2001-08-09 |
| Light emitting device driving circuit Grant 6,242,870 - Koyanagi , et al. June 5, 2 | 2001-06-05 |
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