Top Inventors at Ttpcom Limited All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | Robert Astle Henshaw | 16 |
| 2 | Taizo Yamawaki | 11 |
| 3 | Masumi Kasahara | 9 |
| #4 | Patrick Wurm | 9 |
| #5 | Satoshi Tanaka | 8 |
| #6 | David Freeborough | 7 |
| #7 | Kazuo Watanabe | 7 |
| #8 | Yasuyuki Kimura | 7 |
| #9 | Hirotaka Oosawa | 5 |
| #10 | Noriyuki Kurakami | 5 |
| #11 | Ryoichi Takano | 5 |
| #12 | Toshiya Uozumi | 5 |
| #13 | Hirotaka Osawa | 4 |
| #14 | Kazuhiko Hikasa | 4 |
| #15 | Hiroaki Matsui | 3 |
| #16 | Julian Hildersley | 3 |
| #17 | Kazuaki Hori | 3 |
| #18 | Takefumi Endo | 3 |
| #19 | Hiroshi Hagisawa | 2 |
| #20 | Jiro Shinbo | 2 |
| #21 | Koichi Yahagi | 2 |
| #22 | Kumiko Takikawa | 2 |
| #23 | Masao Hotta | 2 |
| #24 | Norio Hayashi | 2 |
| #25 | Robert Henshaw | 2 |
| #26 | Satoru Yamamoto | 2 |
| #27 | Steve Williams | 2 |
| #28 | Toyohiko Hongo | 2 |
| #29 | Yoshiaki Harasawa | 2 |
| #30 | Bob Henshaw | 1 |
| #31 | Fumiaki Matsuzaki | 1 |
| #32 | Hisayoshi Kajiwara | 1 |
| #33 | Kazuhisa Okada | 1 |
| #34 | Kenji Toyota | 1 |
| #35 | Masamichi Tanabe | 1 |
| #36 | Nicholas Dougall Johnson | 1 |
| #37 | Ryoji Furuya | 1 |
| #38 | Trahern Stuart Rayner | 1 |
| #39 | William B. Harrold | 1 |
| #40 | Yasuyuki Okuma | 1 |
| #41 | Andrew Gordon Summers | 1 |