Donald J. Townsend
30Patents
17h-index
29Co-inventors
77Inventor score
Filing activity: Sep 24, 1993 → Nov 13, 2003
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5571543A | Continuous gum base manufacture using paddle mixing | Human Necessities | 85 | Expired |
| US5397580A | Continuous gum base manufacture using sequential mixers | Human Necessities | 66 | Expired |
| US5419919A | Continuous gum base manufacture using paddle mixing | Human Necessities | 63 | Expired |
| US5543160A | Total chewing gum manufacture using high efficiency continuous mixing | Human Necessities | 52 | Expired |
| US6627234B1 | Method of producing active agent coated chewing gum products | Human Necessities | 45 | Expired |
| US5523097A | Continuous gum base manufacture using sequential mixers | Human Necessities | 40 | Expired |
| US6949264B1 | Nutraceuticals or nutritional supplements and method of making | Human Necessities | 39 | Expired |
| US5486366A | Continuous chewing gum base manufacturing process using a mixing-restriction element | Performing Operations; Transporting | 37 | Expired |
| US5800847A | Total chewing gum manufacture using high efficiency continuous mixing | Human Necessities | 34 | Expired |
| US6428827B1 | Long flavor duration releasing structures for chewing gum and method of making | Human Necessities | 33 | Expired |
| US5562936A | Continuous chewing gum base manufacturing process using highly distribute mixing | Performing Operations; Transporting | 30 | Expired |
| US6692778B2 | Method of controlling release of N-substituted derivatives of aspartame in chewing gum | Human Necessities | 29 | Expired |
| US6586023B1 | Process for controlling release of active agents from a chewing gum coating and product thereof | Human Necessities | 29 | Expired |
| US5545416A | Gum base made with reduced antioxidant and method of preparation | Human Necessities | 19 | Expired |
| US6086925A | Chewing gum base manufacturing process using plurality of lubricating agents feed inlets | Human Necessities | 18 | Expired |
| US5773053A | Chewing gum base manufacturing process using plurality of softening agents inlets | Performing Operations; Transporting | 18 | Expired |
| US5612071A | Continuous chewing gum manufacturing process yielding gum with improved flavor perception | Human Necessities | 17 | Expired |
| US5976581A | Continuous chewing gum manufacturing process using rework gum | Human Necessities | 15 | Expired |
| US6010723A | Method for manufacturing gum base | Performing Operations; Transporting | 13 | Expired |
| US6238710A | Method for continuous gum base manufacture | Performing Operations; Transporting | 12 | Expired |
| US6030647A | Continuous chewing gum manufacturing process for gum with controlled flavor release | Human Necessities | 11 | Expired |
| US5908645A | Continuous chewing gum manufacture from base concentrate | Human Necessities | 10 | Expired |
| US5447565A | Apparatus and method for coating particles | Human Necessities | 10 | Expired |
| US6004589A | Chewing gum base manufacturing process using plurality of filler feed inlet locations | Human Necessities | 10 | Expired |
| US5614234A | Total chewing gum manufacture using high efficiency continuous mixing | Human Necessities | 9 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.