Average Co-Inventor Count = 3.00
ph-index = 2
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. Honda Giken Kogyo Kabushiki Kaisha (2 from 10,092 patents)
2. Daido Tokushuko Kabushiki Kaisha (2 from 248 patents)
3. Nagoya Screw Mfg., Co., Ltd. (1 from 4 patents)
4. Nagoyo Screw Mfg. Co., Ltd. (1 from 1 patent)
2 patents:
1. 4838961 - Method of manufacturing high strength blank a bolt
2. 4778652 - High strength bolt