ZS

Zhenchun Shi

OG Op-Hygiene Ip Gmbh: 22 patents #3 of 28Top 15%
GO Gotohti.Com: 5 patents #3 of 16Top 20%
📍 Hamilton, CA: #14 of 942 inventorsTop 2%
Overall (All Time): #129,335 of 4,157,543Top 4%
29
Patents All Time

Issued Patents All Time

Showing 1–25 of 29 patents

Patent #TitleCo-InventorsDate
11974705 Two-piece foam piston pump Andrew Jones, Heiner Ophardt 2024-05-07
RE49597 Valvular conduit Heiner Ophardt, Andrew Jones 2023-08-08
11337563 Two-piece foam piston pump Andrew Jones, Heiner Ophardt 2022-05-24
11305306 Dual pump hand cleaner foam dispenser Heiner Ophardt, Andrew Jones 2022-04-19
10918246 Two-piece foam piston pump Andrew Jones, Heiner Ophardt 2021-02-16
10906713 Non-removable container enclosure Heiner Ophardt, Andrew Jones 2021-02-02
10888884 Dual pump hand cleaner foam dispenser Heiner Ophardt, Andrew Jones 2021-01-12
10617263 Liquid hand cleaner foam dispensing as spray and liquid stream Heiner Ophardt, Andrew Jones 2020-04-14
10588466 Two-piece foam piston pump Andrew Jones, Heiner Ophardt 2020-03-17
10584697 Piston pump arrangement automatically disabling in absence of inlet liquid Heiner Ophardt, Andrew Jones, Valery Ten 2020-03-10
10464090 Air assisted severance of fluid stream Heiner Ophardt, Andrew Jones 2019-11-05
10434532 Three piece pump Heiner Ophardt, Andrew Jones 2019-10-08
10433681 Cartridge for pump assembly carrying rasp Heiner Ophardt, Andrew Jones 2019-10-08
10421085 Dual pump hand cleaner foam dispenser Heiner Ophardt, Andrew Jones 2019-09-24
10299636 Valvular conduit Heiner Ophardt, Andrew Jones 2019-05-28
10267305 Piston pump arrangement automatically disabling in absence of inlet liquid Heiner Ophardt, Andrew Jones, Valery Ten 2019-04-23
10238241 Liquid hand cleaner foam dispensing as spray and liquid stream Heiner Ophardt, Andrew Jones 2019-03-26
10174754 Displacement pump Heiner Ophardt, Andrew Jones 2019-01-08
10154763 Cartridge for pump assembly carrying rasp Heiner Ophardt, Andrew Jones 2018-12-18
10150128 Air assisted severance of fluid stream Heiner Ophardt, Andrew Jones 2018-12-11
10105018 Two-piece foam piston pump Andrew Jones, Heiner Ophardt 2018-10-23
9826862 Pump assembly carrying rasp Heiner Ophardt, Andrew Jones 2017-11-28
9062667 Variable volume bore piston pump Heiner Ophardt, Andrew Jones 2015-06-23
8701943 Piston with frangible piston stop Heiner Ophardt, Andrew Jones 2014-04-22
8413855 Piston with frangible piston stop Heiner Ophardt, Andrew Jones 2013-04-09