Following the name of the champion(s): Indicates the number of times the competitor has held that title at that point.
[...]
Indicates a gap in the listing where title changes are not known.
<
Title was held or changed hands no later than this. In these cases, it is known that a competitor held the title at a certain time but not when he/she won it.
@
Order uncertain. Different titleholders may be known for the same year, for example, but it is not known who held the title before whom.
#
Unofficial or disputable claims. These are usually matches that certainly took place, but where there is doubt that the competitor shown should be recognized as a true title holder. These listings are also italicized.
Professional Karate Association
World Light Welterweight Title [67.6kg/149lb]
Tommy Williams
1982-04-03
Oklahoma City, OK, USA
United States lightweight champion, defeats California state champion Tony Avalos for the vacant world title; billed as world super welterweight title on local paper (The Daily Oklahoman, 82-04-03 -04-07 & 04/27); the match is aired on ESPN only as the U.S. title defense from "Culver City, CA"; still champion as of 83-08-24.
Cliff Thomas
1984-04-06
El Paso, TX, USA
Also holds the Lightweight Title; vacates the Light Welterweight Title on 84-04-08 due to a PKA rule preventing a competitor from holding multiple titles.