HAGIWARA RESEARCH CORP has a total of 22 patent applications. Its first patent ever was published in 1986. It filed its patents most often in United States, Australia and Canada. Its main competitors in its focus markets basic materials chemistry, macromolecular chemistry and polymers and materials and metallurgy are HAGIWARA GIKEN KK, GUANGXI RES INSTITUTE OF CHEMICAL INDUSTRY and AMISTEC GMBH & CO KG.
| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 8 | |
| #2 | Australia | 6 | |
| #3 | Canada | 4 | |
| #4 | EPO (European Patent Office) | 4 |
| # | Name | Total Patents |
|---|---|---|
| #1 | Hagiwara Zenji | 18 |
| #2 | Okubo Masao | 9 |
| #3 | Ando Satoshi | 4 |
| #4 | Nohara Saburo | 4 |
| #5 | Yamazaki Hiroshi | 3 |
| #6 | Kishimoto Kazuo | 3 |
| #7 | Hagiwarwa Zenji | 3 |
| #8 | Hagiwara Kenji | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US5939087A | Antimicrobial polymer composition | |
| EP0235431A2 | Amorphous aluminosilicate & process for producing the same |