The EJB wikipedia page says that IBM developed the first version
> The EJB specification was originally developed in 1997 by IBM and later adopted by Sun Microsystems
, and there's also some other references online about "San Francisco" being folded into EJB;
> The San Francisco Project (SFP) basically failed, with much of the technology being folded into other efforts, notably Enterprise Java Beans (EJB) in 1998.
https://redmonk.com/jgovernor/2005/11/07/time-for-ibm-to-res...
https://en.m.wikipedia.org/wiki/Jakarta_Enterprise_Beans
Might it have been a combination of both?