Average Co-Inventor Count = 1.00
ph-index = 5
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. Other (3 from 832,880 patents)
2. Hartzell Manufacturing, Inc. (2 from 4 patents)
3. Normark Corporation (1 from 13 patents)
4. St. Croix Corporation (1 from 2 patents)
5. Dynasound Organizer, Inc. (1 from 1 patent)
8 patents:
1. 5330189 - Golf swing aid
2. 5046739 - Ergonomic handle for game controller
3. D304153 - Hand held knife sharpener
4. D296153 - Tape cassette carrying case
5. D289342 - Cassette rack
6. 4175716 - Automatic spin cast reel
7. 4160607 - Hinge joints for elongated collapsible members such as a fishing rod
8. D246462 - Combined rod and reel