Inventor · disambiguated record
William D. Kreager
Also filed as: KREAGER JR WILLIAM D · KREAGER WILLIAM D
9 granted patents·510 citations·filing 1980–1989
91Inventor score
Files withFRITO LAY INC9
Top patents by PatentIndex Score
9 records- 0197US4517790AApparatus and method for ultrasonic sealing of packagesFRITO LAY INC·Filed 1984·Granted May 21, 1985·189 cites·15 claims
- 0296US4534818AMethod and apparatus for ultrasonic sealingFRITO LAY INC·Filed 1983·Granted Aug 13, 1985·116 cites·6 claims
- 0391US4373982AUltrasonic sealing apparatusFRITO LAY INC·Filed 1980·Granted Feb 15, 1983·66 cites·10 claims
- 0484US4726171AMethod and apparatus for applying article to inside of bagFRITO LAY INC·Filed 1986·Granted Feb 23, 1988·66 cites·30 claims
- 0569US4950345AMethod and apparatus for making improved seals between polymeric film materialsFRITO LAY INC·Filed 1989·Granted Aug 21, 1990·31 cites·21 claims
- 0658US4455810AMethod and apparatus for detecting possibly defectively-sealed bagsFRITO LAY INC·Filed 1981·Granted Jun 26, 1984·17 cites·13 claims
- 0755US4517787AMethod and apparatus for sealing bagsFRITO LAY INC·Filed 1982·Granted May 21, 1985·14 cites·15 claims
- 0842US4555289AMethod and apparatus forming fin-type back seal using cohesive sealants without externally applied heatFRITO LAY INC·Filed 1983·Granted Nov 26, 1985·8 cites·11 claims
- 0930US4919740AMethod and apparatus for forming fin-type back sealsFRITO LAY INC·Filed 1989·Granted Apr 24, 1990·3 cites·9 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →