Category:Koji ICHIKAWA

Koji ICHIKAWA

Executive Summary

Koji ICHIKAWA is an inventor who has filed 11 patents. Their primary areas of innovation include {with organic non-macromolecular light-sensitive compounds not otherwise provided for, e.g. dissolution inhibitors} (11 patents), Treatment before imagewise removal, e.g. prebaking {( (4 patents), Macromolecular compounds which are photodegradable, e.g. positive electron resists ( (4 patents), and they have worked with companies such as SUMITOMO CHEMICAL COMPANY, LIMITED (11 patents). Their most frequent collaborators include (7 collaborations), (4 collaborations), (2 collaborations).

Patent Filing Activity

Technology Areas

List of Technology Areas

• G03F7/0045 ({with organic non-macromolecular light-sensitive compounds not otherwise provided for, e.g. dissolution inhibitors}): 11 patents
• G03F7/38 (Treatment before imagewise removal, e.g. prebaking {(): 4 patents
• G03F7/0397 (Macromolecular compounds which are photodegradable, e.g. positive electron resists (): 4 patents
• G03F7/168 ({Finishing the coated layer, e.g. drying, baking, soaking}): 3 patents
• G03F7/0382 (Macromolecular compounds which are rendered insoluble or differentially wettable (): 3 patents
• G03F7/029 (Inorganic compounds; Onium compounds; Organic compounds having hetero atoms other than oxygen, nitrogen or sulfur): 2 patents
• C07C381/12 (ACYCLIC OR CARBOCYCLIC COMPOUNDS): 2 patents
• G03F7/0384 (Macromolecular compounds which are rendered insoluble or differentially wettable (): 1 patents
• C07C309/58 (ACYCLIC OR CARBOCYCLIC COMPOUNDS): 1 patents
• C07C69/757 (ACYCLIC OR CARBOCYCLIC COMPOUNDS): 1 patents
• C07C69/78 (ACYCLIC OR CARBOCYCLIC COMPOUNDS): 1 patents
• C07D333/76 (HETEROCYCLIC COMPOUNDS (macromolecular compounds): 1 patents
• G03F7/038 (Macromolecular compounds which are rendered insoluble or differentially wettable (): 1 patents
• G03F7/039 (Macromolecular compounds which are photodegradable, e.g. positive electron resists (): 1 patents
• C07C2601/14 (ACYCLIC OR CARBOCYCLIC COMPOUNDS): 1 patents
• C07C2602/42 (ACYCLIC OR CARBOCYCLIC COMPOUNDS): 1 patents
• C07C309/12 (ACYCLIC OR CARBOCYCLIC COMPOUNDS): 1 patents
• C07C2603/74 (ACYCLIC OR CARBOCYCLIC COMPOUNDS): 1 patents

Companies

List of Companies

• SUMITOMO CHEMICAL COMPANY, LIMITED: 11 patents

Collaborators

• Shohei TERAHIGASHI (7 collaborations)
• Haruka HOMMA (4 collaborations)
• Masahiko SHIMADA (2 collaborations)
• Katsuhiro KOMURO (1 collaborations)
• Yukako ANRYU (1 collaborations)