SONY CHEMICAL CO LTD has a total of 24 patent applications. Its first patent ever was published in 1995. It filed its patents most often in China. Its main competitors in its focus markets machines, audio-visual technology and semiconductors are SONY CHEMICALS CORP, SONY CHEMICAL CORP and SONY CHEMICALS.
| # | Country | Total Patents | |
|---|---|---|---|
| #1 | China | 24 |
| # | Name | Total Patents |
|---|---|---|
| #1 | Masanao Watanabe | 3 |
| #2 | Hideyuki Kurita | 3 |
| #3 | Kazuaki Suzuki | 2 |
| #4 | Hideji Takahashi Satoshi Namik | 1 |
| #5 | Yutaka Kaneda | 1 |
| #6 | Masami Kouchi Yuji Kawatsu | 1 |
| #7 | Hidekazu Yagi | 1 |
| #8 | Motohide Takechi | 1 |
| #9 | Genshu Takeichi | 1 |
| #10 | Soichiro Kishimoto | 1 |