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For the Inventor, By the Inventor

TW

Chiro Tool Mfg., Corp.


USPTO Granted Patents = 2

Forward Citations = 63

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2 inventors (with patents filed for the assignee):

goldMedal Frank McCann (1 out of 8 patents)

silverMedal Francis E McCann (1 out of 3 patents)


2 patents:

1. 5598924 - Spanner holder (1997-02-04),
2. 5090275 - Retainer apparatus for a wrench unit (1992-02-25),
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USPTO Data Jan 1 1976 - Jan 6 2026

2 Patents

#135 in

#4,114 in Taiwan

...
TW

Chiro Tool Mfg., Corp.

Forward Citations = 63

2 inventors:

goldMedal Frank McCann (1 out of 8 patents)

silverMedal Francis E McCann (1 out of 3 patents)

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