Showing 1–18 of 18 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Takaji Umeno | Toyota | 6 |
| 1 | Satoshi Yasuda | Canon | 6 |
| 3 | Toshio Yamamoto | Asmo Co. | 5 |
| #4 | Keiichi Shimaoka | Toyota Central R&D Labs | 3 |
| #4 | Katsuhiro Suzuki | Sony | 3 |
| #4 | Hiroyuki Kameda | Ngk Spark Plug Co. | 3 |
| #7 | Hidehiro Oba | Toyota | 2 |
| #7 | Hisao Hayashi | Sony | 2 |
| #7 | Masafumi Yamamoto | Toyota | 2 |
| #10 | Tetsu Kachi | Toyota | 1 |
| #10 | Miho Hatanaka | Toyota Central R&D Labs | 1 |
| #10 | Yoshikatsu Kisanuki | Toyota Central R&D Labs | 1 |
| #10 | Hiroshi Hohjo | Toyota Central R&D Labs | 1 |
| #10 | Takahiro Kozawa | Toyoda Gosei Co. | 1 |
| #10 | Kazuyoshi Tomita | Toyoda Gosei Co. | 1 |
| #10 | Tsutomu Uesugi | Toyota Central R&D Labs | 1 |
| #10 | Masaru Sugai | Toyota Central R&D Labs | 1 |
| #10 | Shin Tajima | Toyota Central R&D Labs | 1 |