Inventor · Alhambra, CA, US

Jack Yu

32Patents
12h-index
10Co-inventors
78Inventor score

Filing activity: Nov 20, 1990 → May 1, 2020

Most-cited inventions

PatentTitleAreaCited byStatus
US5112242A Durable latch for memory module board Electricity 45 Expired
US6022189A Ceiling fan having a rotatable inner housing Mechanical Engineering; Lighting; Heating 29 Expired
US5568969A Convertible light assembly Mechanical Engineering; Lighting; Heating 23 Expired
US5503524A Housing for ceiling fan Mechanical Engineering; Lighting; Heating 21 Expired
US5441387A Housing combination for ceiling fan Mechanical Engineering; Lighting; Heating 18 Expired
US5655877A Ceiling fan housing assembly Mechanical Engineering; Lighting; Heating 17 Expired
US5839881A Ceiling fan having a shock absorbing member Emerging Cross-Sectional Technologies 14 Expired
US5779045A Ceiling fan package Performing Operations; Transporting 14 Expired
US10678894B2 Disambiguation and authentication of device users Electricity 14 Active
US6000541A Container for cassette or the like Physics 12 Expired
US5797721A Ceiling fan housing having light device Mechanical Engineering; Lighting; Heating 12 Expired
US5672048A Ceiling fan housing Mechanical Engineering; Lighting; Heating 12 Expired
US5706943A Container for cassette or the like Physics 12 Expired
US5439350A Housing for ceiling fan Mechanical Engineering; Lighting; Heating 11 Expired
US5980068A Lamp device having a detachable lamp shade Mechanical Engineering; Lighting; Heating 10 Expired
USD416954S Toy water gun General 9 Expired
US5706939A Container for disc Physics 8 Expired
USD424218S Light bulb General 7 Expired
USD347250S Toy water gun General 6 Expired
US5819930A Container for cassette or the like Physics 6 Expired
US5975848A Ceiling fan having rotary inner housing Mechanical Engineering; Lighting; Heating 5 Expired
USD429779S Futuristic toy water gun General 4 Expired
US5947685A Ceiling fan housing combination Mechanical Engineering; Lighting; Heating 3 Expired
US11550886B2 Disambiguation and authentication of device users Electricity 2 Active
US5822179A Glass motor housing having reinforcing members Electricity 2 Expired

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