Average Co-Inventor Count = 1.17
ph-index = 31
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. Aprica Kassai Kabushikikaisha (122 from 136 patents)
2. Kassai Kabushikikaisha (55 from 57 patents)
3. Aprica Ikujikenkyukai Aprica Kassai Kabushikikaisha (6 from 7 patents)
4. Other (4 from 831,952 patents)
5. Graco Children's Products, Inc. (3 from 379 patents)
6. Aprica Children's Products Inc. (2 from 11 patents)
7. Aprica Ikujikenkyukai Aprica Kassai Kabushikaisha (1 from 1 patent)
194 patents:
1. 7753445 - Automobile child seat
2. 7585026 - Seat of child-care instrument
3. 7493835 - Newborn dummy
4. 7494031 - Nursery band
5. 7484801 - Detachable child safety seat
6. 7458599 - Luggage basket and folding baby carriage provided with the same
7. D580307 - Baby carriage
8. 7445230 - Baby carriage
9. 7445281 - Head guard structure and head guard pad of child equipment, and vehicular child safety seat
10. 7419181 - Foldable carriage body for carrying a seat
11. 7204550 - Seat of childcare apparatus
12. 7175004 - Wheel simultaneous brake mechanism and caster rotation preventing mechanism having simple mechanism
13. 7140634 - Foldable baby carriage
14. 7118173 - Baby-care implement provided with hood
15. 7114743 - Foldable baby carriage