Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5801884 | Optical device and process for producing the same | Heihachi Sato, Seiichiro Hayakawa | 1998-09-01 |
| 5194511 | Organic nonlinear optical materials derived from vinylidene cyanide-vinyl-p-acetoxy-benzoate copolymers | Manabu Kishimoto, Atsushi Oda, Kenji Nakajima | 1993-03-16 |
| 5149580 | Vinylidene cyanide-vinyl benzoate derivative nonlinear optical polymers | Manabu Kishimoto, Atsushi Oda, Yukiko Ohashi, Dechun Zou | 1992-09-22 |
| 5061768 | Vinylidene cyanide copolymer | Manabu Kishimoto, Yukiko Fujimoto | 1991-10-29 |
| 4990584 | Piezoelectric or pyroelectric material | Manabu Kishimoto, Kenji Nakajima | 1991-02-05 |
| 4985179 | Optical material | Kenji Nakajima, Manabu Kishimoto | 1991-01-15 |
| 4874598 | Process for producing perovskite-type oxides of the ABO.sub.3 type | Kyoko Oda, Kunimasa Takahasi | 1989-10-17 |
| 4783888 | Method of manufacturing an ultrasonic transducer | Tadashi Fujii, Hiroyuki Yagami, Masahiro Sasaki | 1988-11-15 |
| 4704774 | Ultrasonic transducer and method of manufacturing same | Tadashi Fujii, Hiroyuki Yagami, Masahiro Sasaki | 1987-11-10 |
| 4701659 | Piezoelectric ultrasonic transducer with flexible electrodes adhered using an adhesive having anisotropic electrical conductivity | Tadashi Fujii, Hiroyuki Yagami, Masahiro Sasaki | 1987-10-20 |
| 4591465 | Method of producing polymeric electret element | Seizo Miyata, Shigeru Tasaka, Kazuo Saito, Kenji Nakajima, Takeshi Kosaka | 1986-05-27 |
| 4443730 | Biological piezoelectric transducer device for the living body | Mitsuaki Kitamura, Toshio Nakayama, Kunio Kamimura, Tomonobu Yaguchi | 1984-04-17 |
| 4416269 | Apparatus for vibrating the ulna in vivo | Shogo Enomoto, Masanobu Sawai, Tomonobu Yamaguchi | 1983-11-22 |
| 4302408 | Method of producing pyro-electric and piezo-electric elements | Shoji Ichihara | 1981-11-24 |
| 4191193 | Catheter head-type transducer | — | 1980-03-04 |