Peter Kilham
31Patents
16h-index
—Co-inventors
64Inventor score
Filing activity: Apr 26, 1976 → Oct 7, 1991
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| USD252288S | Hummingbird feeder | General | 78 | Expired |
| US4102308A | Bird feeder | Human Necessities | 69 | Expired |
| US5062388A | Bird feeder | Human Necessities | 69 | Expired |
| US4361116A | Window bird feeder | Human Necessities | 56 | Expired |
| US4977859A | Selective bird feeder | Human Necessities | 54 | Expired |
| USD282019S | Bird feeder | General | 43 | Expired |
| USD273429S | Bird feeder | General | 37 | Expired |
| USD244098S | Bird feeder | General | 36 | Expired |
| USD277703S | Tiered bird feeder | General | 27 | Expired |
| USD277988S | Tray for bird feeder | General | 27 | Expired |
| USD265939S | Window bird feeder | General | 24 | Expired |
| USD262917S | Bird feeder | General | 23 | Expired |
| USD337244S | Bird feeder seed scoop | General | 20 | Expired |
| US4328765A | Bird feeder perch | Human Necessities | 20 | Expired |
| USD278167S | Bird feeder tray | General | 19 | Expired |
| USD320875S | Double decker selective bird feeder | General | 17 | Expired |
| US4432335A | Stove construction for achieving complete fuel combustion | Mechanical Engineering; Lighting; Heating | 16 | Expired |
| US4462337A | Bird feeder with rotatable cover | Human Necessities | 16 | Expired |
| US4690101A | Bird feeder with adjustable feed tray | Human Necessities | 13 | Expired |
| USD265938S | Bird feeder perch | General | 10 | Expired |
| USD320290S | Bird feeder base | General | 8 | Expired |
| US4846111A | Bendable coiled wire bird perch assembly | Human Necessities | 7 | Expired |
| US4841910A | Bendable coiled wire bird perch | Human Necessities | 7 | Expired |
| USD282018S | Combined trough and perch for a bird feeder | General | 7 | Expired |
| USD264990S | Wood and coal burning stove | General | 6 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.