Nippon Selfoc Company, Limited
Patent Applications and Registrations
Patent applications and USPTO patent grants for Nippon Selfoc Company, Limited.The latest application filed is for "light coupling and branching device using light focusing transmission body".
- Nippon Selfoc Company, Limited - Tokyo JP
- Nippon Selfoc Co., Ltd. - Tokyo JA
- Nippon Selfoc Company, Limited - C/O Nippon Electric Company Ltd. JA
| Patent | Date |
|---|---|
| Light coupling and branching device using light focusing transmission body Grant 4,213,677 - Sugimoto , et al. July 22, 1 | 1980-07-22 |
| Hermetically-sealed injection semiconductor laser device Grant 4,003,074 - Yonezu , et al. January 11, 1 | 1977-01-11 |
| Process for exchanging alkali ions for thallium ions in a glass fiber Grant 3,894,857 - Uchida , et al. July 15, 1 | 1975-07-15 |
| Small fly's eye lens array Grant 3,879,110 - Furukawa April 22, 1 | 1975-04-22 |
| Ion Exchange Process For Manufacturing Integrated Optical Circuits Grant 3,857,689 - Koizumi , et al. December 31, 1 | 1974-12-31 |
| Method For Manufacturing Optical Integrated Circuits Utilizing An External Electric Field Grant 3,836,348 - Sumimoto , et al. September 17, 1 | 1974-09-17 |
| Glass Lens Having Reduced Chromatic Aberration And Refractive Index Gradient Grant 3,827,785 - Matsushita , et al. August 6, 1 | 1974-08-06 |
| Optical Modulator Grant 3,827,000 - Matsushita , et al. July 30, 1 | 1974-07-30 |
| Multi-terminal Optical Cable Utilizing A Flexible Graded Optical Fiber Grant 3,663,822 - Uchida May 16, 1 | 1972-05-16 |
| Faraday-effect Element Grant 3,633,992 - Uchida , et al. January 11, 1 | 1972-01-11 |
| Multiplexed Optical Communication System Grant 3,633,034 - Uchida , et al. January 4, 1 | 1972-01-04 |
| Converging Solid-state Laser Element For High-power Output Use Grant 3,617,917 - Uchida November 2, 1 | 1971-11-02 |
| Current-measuring System Utilizing Faraday Effect Element Grant 3,605,013 - Yoshikawa , et al. September 14, 1 | 1971-09-14 |
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