Top Inventors at Sumitomo Metal Ceramics All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | Hideaki Araki | 4 |
| 2 | Junzo Fukuta | 4 |
| 3 | Masashi Fukaya | 4 |
| #4 | Tohru Nomura | 3 |
| #5 | Yoshiyuki Miyase | 3 |
| #6 | Koichi Uno | 2 |
| #7 | Shizuki Hashimoto | 2 |
| #8 | Takashi Nagasaka | 2 |
| #9 | Takamasa Okumura | 2 |
| #10 | Toshio Nozaki | 2 |
| #11 | Akihiko Naito | 2 |
| #12 | Hiroshi Iwase | 1 |
| #13 | Hiroshi Miyama | 1 |
| #14 | Hiroshi Takamichi | 1 |
| #15 | Kazuo Kimura | 1 |
| #16 | Kazuya Matuura | 1 |
| #17 | Kazunari Tanaka | 1 |
| #18 | Kazuhiko Teramura | 1 |
| #19 | Katumi Yamada | 1 |
| #20 | Keiichi Yano | 1 |
| #21 | Kohmei Kawaguchi | 1 |
| #22 | Kohichi Kumazawa | 1 |
| #23 | Koji Sawada | 1 |
| #24 | Kouji Yamakawa | 1 |
| #25 | Masataka Aoki | 1 |
| #26 | Masafumi Fujii | 1 |
| #27 | Masaharu Nishiura | 1 |
| #28 | Masanori Oguni | 1 |
| #29 | Masao Yokochi | 1 |
| #30 | Nozomi Tanifuji | 1 |
| #31 | Reiko Sumida | 1 |
| #32 | Seigo Oiwa | 1 |
| #33 | Shigemasa Saito | 1 |
| #34 | Takashi Takahashi | 1 |
| #35 | Tetuo Nomura | 1 |
| #36 | Tetsuya Yamamoto | 1 |
| #37 | Toshishige Yamamoto | 1 |
| #38 | Yoichi Moriya | 1 |
| #39 | Yoshikazu Nakata | 1 |
| #40 | Yoshitoshi Sato | 1 |
| #41 | Yoji Tozawa | 1 |
| #42 | Yoshiaki Yamade | 1 |
| #43 | Seigo Ohiwa | 1 |
| #44 | Yikio Katutani | 1 |
| #45 | Syozo Otomo | 1 |
| #46 | Shizuyasu Yosida | 1 |
| #47 | Akira Morozumi | 1 |