Average Co-Inventor Count = 1.38
ph-index = 4
The patent ph-index is calculated by counting the number of publications for which an author has been cited by other authors at least that same number of times.
Company Filing History:
1. Rowe International Corporation (5 from 70 patents)
2. Attwood Corporation (2 from 92 patents)
7 patents:
1. 6279718 - Merchandising machine with bulk coin hopper
2. 5715923 - Currency acceptor with locking cash box
3. 5205481 - Locked cassette bill box
4. 5067701 - Multiple bill escrow mechanism
5. 4887808 - Compact bill acceptor
6. 4044624 - Boat steering wheel
7. 4038735 - Method of fabricating steering wheel