Inventor · Ibigawa, JP

Masatoshi Okuda

25Patents
10h-index
30Co-inventors
75Inventor score

Filing activity: Jun 18, 1992 → Sep 2, 2019

Most-cited inventions

PatentTitleAreaCited byStatus
USD516258S1 Electric washing machine General 54 Expired
US5316621A Method of pulping waste pressure-sensitive adhesive paper Emerging Cross-Sectional Technologies 47 Expired
USD435999S Microwave oven General 30 Expired
USD539595S1 Microwave oven General 24 Expired
USD381862S Microwave oven General 23 Expired
USD412807S Microwave oven General 23 Expired
USD430452S Microwave oven General 21 Expired
USD412083S Microwave oven General 17 Expired
US5543382A Heat-sensitive recording paper Performing Operations; Transporting 12 Expired
USD380340S Microwave oven General 11 Expired
USD484832S1 Wheelchair General 9 Expired
USD387609S Microwave oven General 9 Expired
USD401470S Microwave oven General 9 Expired
USD429945S Microwave oven General 8 Expired
USD475794S1 Tablet cutting machine General 6 Expired
USD387241S Microwave oven General 5 Expired
US7993740B2 Honeycomb structure Emerging Cross-Sectional Technologies 3 Active
US7897238B2 Honeycomb structure and method for manufacturing honeycomb structure Emerging Cross-Sectional Technologies 2 Active
USD428761S Microwave oven General 2 Expired
US7871688B2 Honeycomb structure and method of manufacturing the honeycomb structure Emerging Cross-Sectional Technologies 2 Active
US12257631B2 Silver nanoparticles Emerging Cross-Sectional Technologies 0 Active
US8889242B2 Honeycomb structure and method for manufacturing honeycomb structure Emerging Cross-Sectional Technologies 0 Active
US10294163B2 SiC-coated carbon composite material Chemistry; Metallurgy 0 Active
USD487926S1 Bath for a handicapped person General 0 Expired
US8110139B2 Method for manufacturing honeycomb structure Performing Operations; Transporting 0 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.