John Schaffeld
143Patents
17h-index
65Co-inventors
85Inventor score
Filing activity: Sep 26, 1988 → May 22, 2006
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| USD513572S1 | Coffee brewer | General | 116 | Expired |
| USD474949S1 | Hand held glue gun | General | 114 | Expired |
| USD544299S1 | Coffee brewer | General | 88 | Expired |
| USD379810S | Portable telephone handset | General | 66 | Expired |
| USD379993S | Telephone module | General | 55 | Expired |
| USD466599S1 | Heater fan | General | 54 | Expired |
| USD468818S1 | Heater fan | General | 48 | Expired |
| USD522624S1 | Faucet handle | General | 36 | Expired |
| USD376143S | Portable telephone handset | General | 32 | Expired |
| USD348469S | Electronics cabinet door | General | 32 | Expired |
| USD304726S | Telephone dialing apparatus | General | 29 | Expired |
| USD383131S | Telephone module | General | 20 | Expired |
| USD520116S1 | Faucet assembly | General | 20 | Expired |
| USD520607S1 | Faucet spout | General | 19 | Expired |
| USD524424S1 | Faucet spout | General | 19 | Expired |
| USD525344S1 | Faucet spout assembly | General | 18 | Expired |
| USD374235S | Telephone caller-ID module | General | 17 | Expired |
| USD523114S1 | Faucet handle hub | General | 16 | Expired |
| US6987247B2 | Portable slow cooker | Human Necessities | 15 | Expired |
| US6550100B2 | Caster assembly with multi-position support pieces | Performing Operations; Transporting | 15 | Expired |
| USD524418S1 | Faucet assembly | General | 15 | Expired |
| USD381656S | Telephone set | General | 15 | Expired |
| USD383458S | Telephone module | General | 15 | Expired |
| USD524916S1 | Faucet assembly base | General | 13 | Expired |
| US6728991B2 | Caster assembly with sliding side support piece | Performing Operations; Transporting | 13 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.