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For the Inventor, By the Inventor

El Segundo, CA, United States of America

Ancra Corporation


USPTO Granted Patents = 28

Trademarks = 3

Forward Citations = 576

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9 inventors (with patents filed for the assignee):

goldMedal Ernest Prete, Jr (12 out of 13 patents)

silverMedal Howard T Knox (8 out of 8 patents)

bronzeMedal Arnold B Nordstrom (5 out of 14 patents)

4.  Richard H Jensen (4 out of 8 patents)

5.  Frank A Zankich (1 out of 5 patents)

6.  Herbert N Clay (1 out of 1 patent)

7.  James E McAtee (1 out of 1 patent)

8.  Stephen C Cole (1 out of 1 patent)

9.  Larry L Geese (1 out of 1 patent)


Core Competencies:
Tie Down Fitting
Ratchet Buckle
Tiedown Strap
Cargo Handling
Retractable Roller
Pallet Restraint
Quick Release Buckle
Anchor Fitting
Buckle Assembly
Flexible Keeper
Roller Rail Assembly
Side Guide

28 patents:

1. 5265992 - Tie down fitting for retaining objects to the floor or side wall of a (1993-11-30),
2. D328840 - Ratchet buckle for tightening strap (1992-08-25),
3. 5108237 - Tiedown strap assembly for retaining a vehicle during transportation (1992-04-28),
4. 4878635 - Cargo handling system (1989-11-07),
5. 4823927 - Retractable roller system for cargo handling (1989-04-25),
6. 4805852 - Airplane cargo handling system (1989-02-21),
7. 4777703 - Quick release strap buckle (1988-10-18),
8. 4708549 - Rattle-proof anchor fitting for securing loads to retainer track (1987-11-24),
9. 4696609 - Pallet restraint mechanism for cargo loading system (1987-09-29),
10. 4646396 - Flexible keeper for retaining a hook to an article connected thereto (1987-03-03),
11. 4610055 - Buckle tiedown assembly (1986-09-09),
12. 4567628 - Cam buckle assembly for use in tying down loads (1986-02-04),
13. 4564981 - Buckle-strap tiedown assembly (1986-01-21),
14. 4540080 - End stop for cargo loading system (1985-09-10),
15. 4530483 - Side guide for cargo loading system (1985-07-23),
Ancra Corporation, based in El Segundo, California, specializes in the design and manufacturing of innovative cargo handling solutions for the transportation industry. The company focuses on developing advanced systems that enhance the safety and efficiency of cargo loading and unloading processes. With a commitment to engineering excellence, Ancra serves a diverse range of clients, providing tailored solutions that meet the evolving needs of the logistics and freight sectors.
Profile summary based on public USPTO records.

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USPTO Data Jan 1 1976 - Oct 6 2026

28 Patents

#19 in El Segundo, CA

#2,846 in California

#12,009 in US

#23,262 in the World

El Segundo, CA (US)
El Segundo, CA, United States of America

Ancra Corporation

Forward Citations = 576

9 inventors:

goldMedal Ernest Prete, Jr (12 out of 13 patents)

silverMedal Howard T Knox (8 out of 8 patents)

bronzeMedal Arnold B Nordstrom (5 out of 14 patents)

4.  Richard H Jensen (4 out of 8 patents)

5.  Frank A Zankich (1 out of 5 patents)

Please report any incorrect information to [email protected]
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