Inventor · Hong Kong, CN

Stephen Lam

17Patents
5h-index
13Co-inventors
63Inventor score

Filing activity: Mar 18, 1977 → Jun 22, 2021

Most-cited inventions

PatentTitleAreaCited byStatus
USD851911S1 Cover of a comic book case General 10 Active
USD993324S1 Case for a trading card General 9 Active
USD833732S1 Case for authenticated comic book General 8 Active
USD971338S1 Case for a trading card General 8 Active
US9916711B1 Use of spacers to accommodate less than a capacity number of coins in a roll of coins in a case Physics 5 Active
USD853119S1 Case for a collectible postage stamp General 5 Active
USD896520S1 Case for encapsulating a roll of coins General 4 Active
USD851910S1 Base of a comic book case General 4 Active
US9840106B2 Case for authenticated comic book Performing Operations; Transporting 4 Active
USD836910S1 Case for encapsulating a roll of coins General 4 Active
US10290169B2 Use of spacers to accommodate less than a capacity number of coins in a roll of coins in a case Physics 3 Active
US10740999B2 Use of spacers to accommodate less than a capacity number of coins in a roll of coins in a case Physics 2 Active
US4084351A Vibration free diamond polishing workbench Performing Operations; Transporting 1 Expired
USD913693S1 Case for encapsulating a roll of coins General 1 Active
US11430282B2 Use of spacers to accommodate less than a capacity number of coins in a roll of coins in a case Physics 1 Active
US10286714B2 Case for authenticated comic book Performing Operations; Transporting 1 Active
USD1039784S1 Collectible coin holder General 0 Active

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