Inventor · Yueqing, CN

Zhihao Chen

36Patents
6h-index
62Co-inventors
72Inventor score

Filing activity: Apr 25, 2002 → Jan 10, 2025

Most-cited inventions

PatentTitleAreaCited byStatus
US6737333B2 Semiconductor device isolation structure and method of forming Electricity 26 Expired
US6818526B2 Method for moat nitride pull back for shallow trench isolation Electricity 10 Expired
US7060964B1 Reflection-mode fiber sensing devices Physics 10 Expired
US6524930B1 Method for forming a bottom corner rounded STI Electricity 8 Expired
US6930018B2 Shallow trench isolation structure and method Electricity 7 Expired
USD818024S1 Panoramic camera General 7 Active
US7068868B1 Sensing devices based on evanescent optical coupling Physics 6 Expired
US10208187B2 Reactive flame retardants for flexible polyurethane foams Physics 3 Active
US6897516B2 Flash memory array structure and method of forming Electricity 3 Expired
US6828213B2 Method to improve STI nano gap fill and moat nitride pull back Electricity 3 Expired
US10185927B1 Techniques for optimizing an inventory selection Physics 3 Active
US11840156B2 Battery locking/unlocking system, electric vehicle battery swapping control system and control method thereof Emerging Cross-Sectional Technologies 2 Active
US6912343B1 Adjustable fiber optical filters Physics 2 Expired
USD1069758S1 Speaker General 2 Active
US6566200B2 Flash memory array structure and method of forming Electricity 2 Expired
US7087887B1 Optical multiphase flow sensor Physics 2 Expired
US10597511B2 Reactive flame retardant blends for flexible polyurethane foam Chemistry; Metallurgy 2 Active
US10899911B2 Reactive flame retardants for flexible polyurethane foams Physics 1 Active
US11148644B2 Battery swapping system Emerging Cross-Sectional Technologies 1 Active
USD1056061S1 Silicone flying disk General 1 Active
USD1050354S1 Adjustable pressure washer long range nozzle General 1 Active
US7504339B2 Method to form shallow trench isolation with rounded upper corner for advanced semiconductor circuits Electricity 1 Expired
US12296709B2 Battery locking/unlocking method, electric vehicle battery swapping control method Emerging Cross-Sectional Technologies 0 Active
US11456126B2 Electric switch Electricity 0 Active
US11855946B2 Message transmission method, message receiving method, apparatus, device, and medium Electricity 0 Active

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