Inventor · Ningbo City, CN

Fujian Dai

228Patents

3h-index

88Co-inventors

67Inventor score

Filing activity: Aug 16, 2011 → Apr 13, 2023

Most-cited inventions

Patent	Title	Area	Cited by	Status
US10114196B2	Camera lens	Physics	8	Active
US10564395B2	Seven-piece wide-angle camera lens	Physics	6	Active
US10345555B2	Camera lens	Physics	3	Active
US10203477B2	Wide angle lens	Physics	3	Active
US10401594B2	Camera lens assembly and camera device equipped with camera lens assembly	Physics	3	Active
US11579406B2	Optical imaging lens assembly	Physics	2	Active
US9784949B1	Image pickup optical lens system	Physics	2	Active
US9529179B2	Lens assembly	Electricity	2	Active
US9529180B2	Projection lens	Physics	2	Active
US10120164B2	Imaging lens assembly	Physics	2	Active
US10254510B2	Camera lens	Physics	2	Active
US10197776B2	Camera lens	Physics	2	Active
US11531187B2	Optical imaging lens assembly	Physics	2	Active
US11573405B2	Optical imaging lens assembly including eight lenses of +-++--+- or +---+-+- refractive powers	Physics	2	Active
US11067775B2	Camera lens assembly	Physics	1	Active
US10705322B2	Wide-angle camera lens	Physics	1	Active
US12055688B2	Optical imaging lens assembly	Physics	1	Active
US11181718B2	Imaging lens assembly comprising seven lenses of −+++−++ or −−++−++ refractive powers	Physics	1	Active
US11531189B2	Optical imaging system	Physics	1	Active
US10996435B2	Optical imaging system	Physics	1	Active
US10061104B2	Image pick-up lens system and module and terminal therefor	Physics	1	Active
US10962740B2	Camera lens assembly	Physics	1	Active
US11586019B2	Optical imaging system including seven lenses of +−++−+−, +−++++− or +−+++−− refractive powers	Physics	1	Active
US10605963B2	Telephoto camera lens having a plurality of lenses providing telephoto performance	Physics	1	Active
US10061101B2	Ultra-wide-angle lens assembly	Physics	1	Active

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