Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
HC

Herman Chang — 34 Patents

UNUnknown: 6 patents #2,010 of 83,584Top 3%
HMHoltek Microelectronics: 2 patents #6 of 54Top 15%
HSHoltek Semiconductor: 2 patents #18 of 95Top 20%
MCMichilin Prosperity Co.: 1 patents #5 of 10Top 50%
USUtek Semiconductor: 1 patents #3 of 26Top 15%
Compton, CA: #1 of 111 inventorsTop 1%
California: #14,619 of 386,348 inventorsTop 4%
Overall (All Time): #100,737 of 4,157,543Top 3%
34 Patents All Time
Herman Chang has been granted 34 US patents while listed as an inventor at Unknown. The first was granted in 1997 and the most recent in February 2023. Herman Chang ranks #100,737 of 4,157,543 US inventors in our database (top 2.4%). Patent records list Herman Chang in Compton, CA, US.

Issued Patents All Time

Showing 1–25 of 34 patents

Patent #TitleCo-InventorsDate
11592160 Switchable lamp shade or covering 2023-02-28
11543108 Readily assembled/disassembled lamp 2023-01-03
11511285 Autofeed paper shredder with input drawer 2022-11-29
11498079 One hundred sheet dual throat auto-feed paper shredder 2022-11-15
11280478 Switchable lamp shade or covering 2022-03-22
11033906 Interchangeable cartridge-based paper shredder system 2021-06-15
11027318 Autofeeder roller cleaning 2021-06-08
D903186 LED lamp 2020-11-24
D901056 LED lamp 2020-11-03
10792667 Disposable waste system for paper shredder 2020-10-06
10744508 Auto-feed paper shredder having lockable door 2020-08-18
10646878 One hundred sheet dual throat auto-feed paper shredder 2020-05-12
10556236 Autofeed paper shredder with input drawer 2020-02-11
D868328 LED lamp fan 2019-11-26
10486409 Prescription label remover 2019-11-26
D864463 LED lamp 2019-10-22
D848661 LED lamp 2019-05-14
D824065 LED lamp 2018-07-24
D824068 LED lamp 2018-07-24
D818168 LED lamp fan 2018-05-15
D810340 LED lamp fan 2018-02-13
9884323 Paper shredder having interchangeable feed belt cartridges 2018-02-06
D808559 LED lamp fan 2018-01-23
9751673 Separated compartment lubrication package 2017-09-05
9480989 Disposable waste container system for paper shredder 2016-11-01