Issued Patents All Time
Showing 1–22 of 22 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6129900 | Process for the synthesis of diamond | Shuichi Satoh, Hitoshi Sumiya, Yasushi Gouda | 2000-10-10 |
| 6007916 | Synthetic single crystal diamond for wiring drawing dies and process for producing the same | Shuichi Satoh, Akito Yoshida, Nobuo Urakawa | 1999-12-28 |
| 5980982 | Coated particles for synthesizing diamond and process for production of diamond abrasive for sawing | Junji Degawa, Akifumi Fujioka, Yasushi Goda | 1999-11-09 |
| 5560241 | Synthetic single crystal diamond for wire drawing dies | Shuichi Satoh, Akito Yoshida, Nobuo Urakawa | 1996-10-01 |
| 5328548 | Method of synthesizing single diamond crystals of high thermal conductivity | Takeru Nakashima | 1994-07-12 |
| 5245189 | Infrared optical element and method of making the same | Shuichi Satoh, Yasushi Goda | 1993-09-14 |
| 5240877 | Process for manufacturing an ohmic electrode for n-type cubic boron nitride | Katsuhito Yoshida | 1993-08-31 |
| 5194070 | Process for production of diamond abrasive grains | Hitoshi Sumiya | 1993-03-16 |
| 5187560 | Ohmic electrode for n-type cubic boron nitride and the process for manufacturing the same | Katsuhito Yoshida | 1993-02-16 |
| 5133332 | Diamond tool | Katsuyuki Tanaka, Akito Yoshida, Nobuo Urakawa | 1992-07-28 |
| 5104420 | Hard abrasive particle and method of producing same | Katsuhito Yoshida | 1992-04-14 |
| 5057454 | Process for producing ohmic electrode for p-type cubic system boron nitride | Katsuhito Yoshida | 1991-10-15 |
| 5043219 | Composite material | Katsuhito Yoshida | 1991-08-27 |
| 5011790 | Method of manufacturing cubic boron nitride p-n junction body | Junji Degawa | 1991-04-30 |
| 4985226 | Hole-burning material and production thereof | Shuichi Satoh, Takeru Nakashima, Shuji Yazu, Yosio Nisida, Kiyofumi Muro +3 more | 1991-01-15 |
| 4959201 | Green diamond and method of producing the same | Shuichi Satoh | 1990-09-25 |
| 4950463 | Purple diamond and method of producing the same | Shuichi Satoh | 1990-08-21 |
| 4950625 | Diamond laser crystal and method manufacturing the same | Takeru Nakashima, Shuichi Satoh | 1990-08-21 |
| 4949347 | Diamond laser, method for producing the same, and method for activating such a laser | Shuichi Satoh, Takeru Nakashima | 1990-08-14 |
| 4880613 | Light emitting element comprising diamond and method for producing the same | Shyuichi Satoh | 1989-11-14 |
| 4859531 | Method for bonding a cubic boron nitride sintered compact | Hitoshi Sumiya, Yoshiaki Kumazawa, Nobuo Urakawa, Keiichi Satoh | 1989-08-22 |
| 4836881 | Process for synthesizing large diamond | Shuichi Satoh | 1989-06-06 |