Company Filing History:
Years Active: 1990-1999
Title: Shigeru Ohtawa: Innovator in Photopolymerizable Compositions
Introduction
Shigeru Ohtawa is a notable inventor based in Yamato, Japan. He has made significant contributions to the field of photopolymerizable compositions, holding a total of 4 patents. His work primarily focuses on developing materials that are essential for fabricating printed circuit boards.
Latest Patents
Ohtawa's latest patents include innovative photopolymerizable compositions. These compositions are composed principally of an acrylic linear copolymer, an ethylenically-unsaturated compound, and a photoinitiator. They are specifically designed to fabricate printed circuit boards. The ethylenically-unsaturated compound contains a specific acrylic ester, and the photopolymerizable composition can be developed with an aqueous mild alkaline solution.
Career Highlights
Shigeru Ohtawa is associated with Tokyo Ohka Kogyo Co., Ltd., a company known for its advancements in chemical products for the electronics industry. His work has been instrumental in enhancing the efficiency and effectiveness of photopolymerization processes.
Collaborations
Ohtawa has collaborated with notable coworkers such as Junichi Onodera and Kouji Harada. Their combined expertise has contributed to the successful development of innovative solutions in their field.
Conclusion
Shigeru Ohtawa's contributions to photopolymerizable compositions have made a significant impact on the electronics industry. His innovative patents continue to pave the way for advancements in printed circuit board fabrication.