Inventor · disambiguated record
Frank L. Dahl
Also filed as: DAHL FRANK L
4 granted patents·245 citations·filing 1979–1988
80Inventor score
Top patents by PatentIndex Score
4 records- 0194US4403208AWarning-signal-producing system for a motor vehicle responsive to a vehicle-presence-indicating radio wave signal emitted by another vehicle and indicative of its presenceHODGSON R W·Filed 1979·Granted Sep 6, 1983·118 cites·5 claims
- 0276US4875598AVending machine for vending one-at-a-time merchandise articles of a plurality of similar such merchandise objects, each of a substantially rectangular parallelopiped shape, such as a newspaper, magazine, or the likeDAHL FRANK L·Filed 1988·Granted Oct 24, 1989·110 cites·19 claims
- 0345US4862757ATranslatory drive linkage type of power transmission apparatusDAHL FRANK L·Filed 1987·Granted Sep 5, 1989·12 cites·9 claims
- 0429US4756448AVending machine for vending one-at-a-time merchandise articles of a plurality of similar such merchandise objects, each of a substantially rectangular parallelopiped shape, such as a newspaper, magazine, or the likeDAHL FRANK L·Filed 1986·Granted Jul 12, 1988·5 cites·13 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →